Home / 15,434.36-23,153.39-5,437.04

Finding the Fourth Proportional to 15,434.36, 23,153.39 and 5,437.04

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Solution

The fourth proportional to 15,434.36, 23,153.39 and 5,437.04 is: 8,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.36 : 23,153.39 = 5,437.04 : x
  2. Step 2: Convert to fraction form
    15,434.36/23,153.39 = 5,437.04/x
  3. Step 3: Cross multiply
    15,434.36x = 23,153.39 × 5,437.04
  4. Step 4: Simplify right side
    15,434.36x = 125,885,764.61
  5. Step 5: Solve for x
    x = 125,885,764.61/15,434.36
  6. Step 6: Final answer
    x = 8,156.21

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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.