Home / 19,204.76-26,502.78-10,821.08

Finding the Fourth Proportional to 19,204.76, 26,502.78 and 10,821.08

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Solution

The fourth proportional to 19,204.76, 26,502.78 and 10,821.08 is: 14,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.76 : 26,502.78 = 10,821.08 : x
  2. Step 2: Convert to fraction form
    19,204.76/26,502.78 = 10,821.08/x
  3. Step 3: Cross multiply
    19,204.76x = 26,502.78 × 10,821.08
  4. Step 4: Simplify right side
    19,204.76x = 286,788,702.60
  5. Step 5: Solve for x
    x = 286,788,702.60/19,204.76
  6. Step 6: Final answer
    x = 14,933.21

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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.