Home / 14,864.40-22,260.15-9,907.20

Finding the Fourth Proportional to 14,864.40, 22,260.15 and 9,907.20

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Solution

The fourth proportional to 14,864.40, 22,260.15 and 9,907.20 is: 14,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864.40 : 22,260.15 = 9,907.20 : x
  2. Step 2: Convert to fraction form
    14,864.40/22,260.15 = 9,907.20/x
  3. Step 3: Cross multiply
    14,864.40x = 22,260.15 × 9,907.20
  4. Step 4: Simplify right side
    14,864.40x = 220,535,758.08
  5. Step 5: Solve for x
    x = 220,535,758.08/14,864.40
  6. Step 6: Final answer
    x = 14,836.51

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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.