Home / 14,045.90-21,062.61-7,470.59

Finding the Fourth Proportional to 14,045.90, 21,062.61 and 7,470.59

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Solution

The fourth proportional to 14,045.90, 21,062.61 and 7,470.59 is: 11,202.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.90 : 21,062.61 = 7,470.59 : x
  2. Step 2: Convert to fraction form
    14,045.90/21,062.61 = 7,470.59/x
  3. Step 3: Cross multiply
    14,045.90x = 21,062.61 × 7,470.59
  4. Step 4: Simplify right side
    14,045.90x = 157,350,018.33
  5. Step 5: Solve for x
    x = 157,350,018.33/14,045.90
  6. Step 6: Final answer
    x = 11,202.56

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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.