Home / 58,772.25-88,158.20-21,332.28

Finding the Fourth Proportional to 58,772.25, 88,158.20 and 21,332.28

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Solution

The fourth proportional to 58,772.25, 88,158.20 and 21,332.28 is: 31,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,772.25 : 88,158.20 = 21,332.28 : x
  2. Step 2: Convert to fraction form
    58,772.25/88,158.20 = 21,332.28/x
  3. Step 3: Cross multiply
    58,772.25x = 88,158.20 × 21,332.28
  4. Step 4: Simplify right side
    58,772.25x = 1,880,615,300.03
  5. Step 5: Solve for x
    x = 1,880,615,300.03/58,772.25
  6. Step 6: Final answer
    x = 31,998.35

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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.