Home / 24,429.10-36,643.65-12,740.80

Finding the Fourth Proportional to 24,429.10, 36,643.65 and 12,740.80

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Solution

The fourth proportional to 24,429.10, 36,643.65 and 12,740.80 is: 19,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,429.10 : 36,643.65 = 12,740.80 : x
  2. Step 2: Convert to fraction form
    24,429.10/36,643.65 = 12,740.80/x
  3. Step 3: Cross multiply
    24,429.10x = 36,643.65 × 12,740.80
  4. Step 4: Simplify right side
    24,429.10x = 466,869,415.92
  5. Step 5: Solve for x
    x = 466,869,415.92/24,429.10
  6. Step 6: Final answer
    x = 19,111.20

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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.