Home / 38,675.10-53,397.36-29,706.57

Finding the Fourth Proportional to 38,675.10, 53,397.36 and 29,706.57

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Solution

The fourth proportional to 38,675.10, 53,397.36 and 29,706.57 is: 41,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,675.10 : 53,397.36 = 29,706.57 : x
  2. Step 2: Convert to fraction form
    38,675.10/53,397.36 = 29,706.57/x
  3. Step 3: Cross multiply
    38,675.10x = 53,397.36 × 29,706.57
  4. Step 4: Simplify right side
    38,675.10x = 1,586,252,412.66
  5. Step 5: Solve for x
    x = 1,586,252,412.66/38,675.10
  6. Step 6: Final answer
    x = 41,014.82

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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.