Home / 26,925.72-37,157.40-14,989.20

Finding the Fourth Proportional to 26,925.72, 37,157.40 and 14,989.20

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Solution

The fourth proportional to 26,925.72, 37,157.40 and 14,989.20 is: 20,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.72 : 37,157.40 = 14,989.20 : x
  2. Step 2: Convert to fraction form
    26,925.72/37,157.40 = 14,989.20/x
  3. Step 3: Cross multiply
    26,925.72x = 37,157.40 × 14,989.20
  4. Step 4: Simplify right side
    26,925.72x = 556,959,700.08
  5. Step 5: Solve for x
    x = 556,959,700.08/26,925.72
  6. Step 6: Final answer
    x = 20,685.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.