Home / 15,434.94-23,155.65-5,045.88

Finding the Fourth Proportional to 15,434.94, 23,155.65 and 5,045.88

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Solution

The fourth proportional to 15,434.94, 23,155.65 and 5,045.88 is: 7,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.94 : 23,155.65 = 5,045.88 : x
  2. Step 2: Convert to fraction form
    15,434.94/23,155.65 = 5,045.88/x
  3. Step 3: Cross multiply
    15,434.94x = 23,155.65 × 5,045.88
  4. Step 4: Simplify right side
    15,434.94x = 116,840,490.21
  5. Step 5: Solve for x
    x = 116,840,490.21/15,434.94
  6. Step 6: Final answer
    x = 7,569.87

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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.