Home / 15,098.40-22,647.60-4,711.20

Finding the Fourth Proportional to 15,098.40, 22,647.60 and 4,711.20

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Solution

The fourth proportional to 15,098.40, 22,647.60 and 4,711.20 is: 7,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.40 : 22,647.60 = 4,711.20 : x
  2. Step 2: Convert to fraction form
    15,098.40/22,647.60 = 4,711.20/x
  3. Step 3: Cross multiply
    15,098.40x = 22,647.60 × 4,711.20
  4. Step 4: Simplify right side
    15,098.40x = 106,697,373.12
  5. Step 5: Solve for x
    x = 106,697,373.12/15,098.40
  6. Step 6: Final answer
    x = 7,066.80

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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.