Home / 42,728.04-58,965.48-23,865.12

Finding the Fourth Proportional to 42,728.04, 58,965.48 and 23,865.12

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Solution

The fourth proportional to 42,728.04, 58,965.48 and 23,865.12 is: 32,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728.04 : 58,965.48 = 23,865.12 : x
  2. Step 2: Convert to fraction form
    42,728.04/58,965.48 = 23,865.12/x
  3. Step 3: Cross multiply
    42,728.04x = 58,965.48 × 23,865.12
  4. Step 4: Simplify right side
    42,728.04x = 1,407,218,256.06
  5. Step 5: Solve for x
    x = 1,407,218,256.06/42,728.04
  6. Step 6: Final answer
    x = 32,934.30

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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.