Home / 39,767.04-59,644.08-13,471.20

Finding the Fourth Proportional to 39,767.04, 59,644.08 and 13,471.20

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Solution

The fourth proportional to 39,767.04, 59,644.08 and 13,471.20 is: 20,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767.04 : 59,644.08 = 13,471.20 : x
  2. Step 2: Convert to fraction form
    39,767.04/59,644.08 = 13,471.20/x
  3. Step 3: Cross multiply
    39,767.04x = 59,644.08 × 13,471.20
  4. Step 4: Simplify right side
    39,767.04x = 803,477,330.50
  5. Step 5: Solve for x
    x = 803,477,330.50/39,767.04
  6. Step 6: Final answer
    x = 20,204.60

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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.