Home / 14,565.50-21,864.46-7,543.64

Finding the Fourth Proportional to 14,565.50, 21,864.46 and 7,543.64

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Solution

The fourth proportional to 14,565.50, 21,864.46 and 7,543.64 is: 11,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,565.50 : 21,864.46 = 7,543.64 : x
  2. Step 2: Convert to fraction form
    14,565.50/21,864.46 = 7,543.64/x
  3. Step 3: Cross multiply
    14,565.50x = 21,864.46 × 7,543.64
  4. Step 4: Simplify right side
    14,565.50x = 164,937,529.29
  5. Step 5: Solve for x
    x = 164,937,529.29/14,565.50
  6. Step 6: Final answer
    x = 11,323.85

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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.