Home / 19,543.68-29,318.40-7,064.64

Finding the Fourth Proportional to 19,543.68, 29,318.40 and 7,064.64

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Solution

The fourth proportional to 19,543.68, 29,318.40 and 7,064.64 is: 10,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.68 : 29,318.40 = 7,064.64 : x
  2. Step 2: Convert to fraction form
    19,543.68/29,318.40 = 7,064.64/x
  3. Step 3: Cross multiply
    19,543.68x = 29,318.40 × 7,064.64
  4. Step 4: Simplify right side
    19,543.68x = 207,123,941.38
  5. Step 5: Solve for x
    x = 207,123,941.38/19,543.68
  6. Step 6: Final answer
    x = 10,598.00

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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.