Home / 42,260.08-58,319.80-23,140.66

Finding the Fourth Proportional to 42,260.08, 58,319.80 and 23,140.66

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Solution

The fourth proportional to 42,260.08, 58,319.80 and 23,140.66 is: 31,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,260.08 : 58,319.80 = 23,140.66 : x
  2. Step 2: Convert to fraction form
    42,260.08/58,319.80 = 23,140.66/x
  3. Step 3: Cross multiply
    42,260.08x = 58,319.80 × 23,140.66
  4. Step 4: Simplify right side
    42,260.08x = 1,349,558,663.07
  5. Step 5: Solve for x
    x = 1,349,558,663.07/42,260.08
  6. Step 6: Final answer
    x = 31,934.60

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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.