Home / 56,411.56-84,616.69-13,717.23

Finding the Fourth Proportional to 56,411.56, 84,616.69 and 13,717.23

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Solution

The fourth proportional to 56,411.56, 84,616.69 and 13,717.23 is: 20,575.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,411.56 : 84,616.69 = 13,717.23 : x
  2. Step 2: Convert to fraction form
    56,411.56/84,616.69 = 13,717.23/x
  3. Step 3: Cross multiply
    56,411.56x = 84,616.69 × 13,717.23
  4. Step 4: Simplify right side
    56,411.56x = 1,160,706,106.90
  5. Step 5: Solve for x
    x = 1,160,706,106.90/56,411.56
  6. Step 6: Final answer
    x = 20,575.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.