Home / 15,069.40-22,607.70-7,271.80

Finding the Fourth Proportional to 15,069.40, 22,607.70 and 7,271.80

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Solution

The fourth proportional to 15,069.40, 22,607.70 and 7,271.80 is: 10,909.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,069.40 : 22,607.70 = 7,271.80 : x
  2. Step 2: Convert to fraction form
    15,069.40/22,607.70 = 7,271.80/x
  3. Step 3: Cross multiply
    15,069.40x = 22,607.70 × 7,271.80
  4. Step 4: Simplify right side
    15,069.40x = 164,398,672.86
  5. Step 5: Solve for x
    x = 164,398,672.86/15,069.40
  6. Step 6: Final answer
    x = 10,909.44

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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.