Home / 53,221.16-73,445.70-29,348.69

Finding the Fourth Proportional to 53,221.16, 73,445.70 and 29,348.69

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Solution

The fourth proportional to 53,221.16, 73,445.70 and 29,348.69 is: 40,501.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,221.16 : 73,445.70 = 29,348.69 : x
  2. Step 2: Convert to fraction form
    53,221.16/73,445.70 = 29,348.69/x
  3. Step 3: Cross multiply
    53,221.16x = 73,445.70 × 29,348.69
  4. Step 4: Simplify right side
    53,221.16x = 2,155,535,081.13
  5. Step 5: Solve for x
    x = 2,155,535,081.13/53,221.16
  6. Step 6: Final answer
    x = 40,501.47

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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.