Home / 19,012.04-26,236.78-10,514.72

Finding the Fourth Proportional to 19,012.04, 26,236.78 and 10,514.72

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Solution

The fourth proportional to 19,012.04, 26,236.78 and 10,514.72 is: 14,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.04 : 26,236.78 = 10,514.72 : x
  2. Step 2: Convert to fraction form
    19,012.04/26,236.78 = 10,514.72/x
  3. Step 3: Cross multiply
    19,012.04x = 26,236.78 × 10,514.72
  4. Step 4: Simplify right side
    19,012.04x = 275,872,395.40
  5. Step 5: Solve for x
    x = 275,872,395.40/19,012.04
  6. Step 6: Final answer
    x = 14,510.40

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.