Home / 14,687.60-22,045.80-7,300.40

Finding the Fourth Proportional to 14,687.60, 22,045.80 and 7,300.40

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Solution

The fourth proportional to 14,687.60, 22,045.80 and 7,300.40 is: 10,957.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.60 : 22,045.80 = 7,300.40 : x
  2. Step 2: Convert to fraction form
    14,687.60/22,045.80 = 7,300.40/x
  3. Step 3: Cross multiply
    14,687.60x = 22,045.80 × 7,300.40
  4. Step 4: Simplify right side
    14,687.60x = 160,943,158.32
  5. Step 5: Solve for x
    x = 160,943,158.32/14,687.60
  6. Step 6: Final answer
    x = 10,957.76

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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.