Home / 15,005.88-22,502.59-5,641.06

Finding the Fourth Proportional to 15,005.88, 22,502.59 and 5,641.06

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Solution

The fourth proportional to 15,005.88, 22,502.59 and 5,641.06 is: 8,459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,005.88 : 22,502.59 = 5,641.06 : x
  2. Step 2: Convert to fraction form
    15,005.88/22,502.59 = 5,641.06/x
  3. Step 3: Cross multiply
    15,005.88x = 22,502.59 × 5,641.06
  4. Step 4: Simplify right side
    15,005.88x = 126,938,460.35
  5. Step 5: Solve for x
    x = 126,938,460.35/15,005.88
  6. Step 6: Final answer
    x = 8,459.25

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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.