Home / 47,342.77-65,356.71-29,443.56

Finding the Fourth Proportional to 47,342.77, 65,356.71 and 29,443.56

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Solution

The fourth proportional to 47,342.77, 65,356.71 and 29,443.56 is: 40,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342.77 : 65,356.71 = 29,443.56 : x
  2. Step 2: Convert to fraction form
    47,342.77/65,356.71 = 29,443.56/x
  3. Step 3: Cross multiply
    47,342.77x = 65,356.71 × 29,443.56
  4. Step 4: Simplify right side
    47,342.77x = 1,924,334,212.29
  5. Step 5: Solve for x
    x = 1,924,334,212.29/47,342.77
  6. Step 6: Final answer
    x = 40,646.84

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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.