Home / 29,160.94-43,715.36-11,387.46

Finding the Fourth Proportional to 29,160.94, 43,715.36 and 11,387.46

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Solution

The fourth proportional to 29,160.94, 43,715.36 and 11,387.46 is: 17,071.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.94 : 43,715.36 = 11,387.46 : x
  2. Step 2: Convert to fraction form
    29,160.94/43,715.36 = 11,387.46/x
  3. Step 3: Cross multiply
    29,160.94x = 43,715.36 × 11,387.46
  4. Step 4: Simplify right side
    29,160.94x = 497,806,913.39
  5. Step 5: Solve for x
    x = 497,806,913.39/29,160.94
  6. Step 6: Final answer
    x = 17,071.02

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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.