Home / 15,048.09-22,572.50-5,187.24

Finding the Fourth Proportional to 15,048.09, 22,572.50 and 5,187.24

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Solution

The fourth proportional to 15,048.09, 22,572.50 and 5,187.24 is: 7,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.09 : 22,572.50 = 5,187.24 : x
  2. Step 2: Convert to fraction form
    15,048.09/22,572.50 = 5,187.24/x
  3. Step 3: Cross multiply
    15,048.09x = 22,572.50 × 5,187.24
  4. Step 4: Simplify right side
    15,048.09x = 117,088,948.96
  5. Step 5: Solve for x
    x = 117,088,948.96/15,048.09
  6. Step 6: Final answer
    x = 7,780.98

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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.