Home / 55,622.16-83,433.28-13,502.31

Finding the Fourth Proportional to 55,622.16, 83,433.28 and 13,502.31

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Solution

The fourth proportional to 55,622.16, 83,433.28 and 13,502.31 is: 20,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.16 : 83,433.28 = 13,502.31 : x
  2. Step 2: Convert to fraction form
    55,622.16/83,433.28 = 13,502.31/x
  3. Step 3: Cross multiply
    55,622.16x = 83,433.28 × 13,502.31
  4. Step 4: Simplify right side
    55,622.16x = 1,126,542,010.88
  5. Step 5: Solve for x
    x = 1,126,542,010.88/55,622.16
  6. Step 6: Final answer
    x = 20,253.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.