Home / 19,351.04-26,679.38-12,532.93

Finding the Fourth Proportional to 19,351.04, 26,679.38 and 12,532.93

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Solution

The fourth proportional to 19,351.04, 26,679.38 and 12,532.93 is: 17,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.04 : 26,679.38 = 12,532.93 : x
  2. Step 2: Convert to fraction form
    19,351.04/26,679.38 = 12,532.93/x
  3. Step 3: Cross multiply
    19,351.04x = 26,679.38 × 12,532.93
  4. Step 4: Simplify right side
    19,351.04x = 334,370,672.62
  5. Step 5: Solve for x
    x = 334,370,672.62/19,351.04
  6. Step 6: Final answer
    x = 17,279.21

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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.