Home / 38,764.02-58,146.25-13,805.04

Finding the Fourth Proportional to 38,764.02, 58,146.25 and 13,805.04

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Solution

The fourth proportional to 38,764.02, 58,146.25 and 13,805.04 is: 20,707.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,764.02 : 58,146.25 = 13,805.04 : x
  2. Step 2: Convert to fraction form
    38,764.02/58,146.25 = 13,805.04/x
  3. Step 3: Cross multiply
    38,764.02x = 58,146.25 × 13,805.04
  4. Step 4: Simplify right side
    38,764.02x = 802,711,307.10
  5. Step 5: Solve for x
    x = 802,711,307.10/38,764.02
  6. Step 6: Final answer
    x = 20,707.64

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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.