Home / 53,221.72-73,444.29-29,349.40

Finding the Fourth Proportional to 53,221.72, 73,444.29 and 29,349.40

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Solution

The fourth proportional to 53,221.72, 73,444.29 and 29,349.40 is: 40,501.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221.72 : 73,444.29 = 29,349.40 : x
  2. Step 2: Convert to fraction form
    53,221.72/73,444.29 = 29,349.40/x
  3. Step 3: Cross multiply
    53,221.72x = 73,444.29 × 29,349.40
  4. Step 4: Simplify right side
    53,221.72x = 2,155,545,844.93
  5. Step 5: Solve for x
    x = 2,155,545,844.93/53,221.72
  6. Step 6: Final answer
    x = 40,501.24

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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.