Home / 53,398.67-73,689.36-29,199.72

Finding the Fourth Proportional to 53,398.67, 73,689.36 and 29,199.72

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Solution

The fourth proportional to 53,398.67, 73,689.36 and 29,199.72 is: 40,295.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,398.67 : 73,689.36 = 29,199.72 : x
  2. Step 2: Convert to fraction form
    53,398.67/73,689.36 = 29,199.72/x
  3. Step 3: Cross multiply
    53,398.67x = 73,689.36 × 29,199.72
  4. Step 4: Simplify right side
    53,398.67x = 2,151,708,678.98
  5. Step 5: Solve for x
    x = 2,151,708,678.98/53,398.67
  6. Step 6: Final answer
    x = 40,295.17

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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.