Home / 15,094.40-22,641.60-4,707.20

Finding the Fourth Proportional to 15,094.40, 22,641.60 and 4,707.20

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Solution

The fourth proportional to 15,094.40, 22,641.60 and 4,707.20 is: 7,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,094.40 : 22,641.60 = 4,707.20 : x
  2. Step 2: Convert to fraction form
    15,094.40/22,641.60 = 4,707.20/x
  3. Step 3: Cross multiply
    15,094.40x = 22,641.60 × 4,707.20
  4. Step 4: Simplify right side
    15,094.40x = 106,578,539.52
  5. Step 5: Solve for x
    x = 106,578,539.52/15,094.40
  6. Step 6: Final answer
    x = 7,060.80

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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.