Home / 25,395.72-37,939.15-16,438.08

Finding the Fourth Proportional to 25,395.72, 37,939.15 and 16,438.08

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Solution

The fourth proportional to 25,395.72, 37,939.15 and 16,438.08 is: 24,557.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.72 : 37,939.15 = 16,438.08 : x
  2. Step 2: Convert to fraction form
    25,395.72/37,939.15 = 16,438.08/x
  3. Step 3: Cross multiply
    25,395.72x = 37,939.15 × 16,438.08
  4. Step 4: Simplify right side
    25,395.72x = 623,646,700.64
  5. Step 5: Solve for x
    x = 623,646,700.64/25,395.72
  6. Step 6: Final answer
    x = 24,557.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.