Home / 39,508.35-59,253.63-11,422.15

Finding the Fourth Proportional to 39,508.35, 59,253.63 and 11,422.15

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Solution

The fourth proportional to 39,508.35, 59,253.63 and 11,422.15 is: 17,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.35 : 59,253.63 = 11,422.15 : x
  2. Step 2: Convert to fraction form
    39,508.35/59,253.63 = 11,422.15/x
  3. Step 3: Cross multiply
    39,508.35x = 59,253.63 × 11,422.15
  4. Step 4: Simplify right side
    39,508.35x = 676,803,701.77
  5. Step 5: Solve for x
    x = 676,803,701.77/39,508.35
  6. Step 6: Final answer
    x = 17,130.65

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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.