Home / 19,333.77-29,132.39-15,900.70

Finding the Fourth Proportional to 19,333.77, 29,132.39 and 15,900.70

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Solution

The fourth proportional to 19,333.77, 29,132.39 and 15,900.70 is: 23,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.77 : 29,132.39 = 15,900.70 : x
  2. Step 2: Convert to fraction form
    19,333.77/29,132.39 = 15,900.70/x
  3. Step 3: Cross multiply
    19,333.77x = 29,132.39 × 15,900.70
  4. Step 4: Simplify right side
    19,333.77x = 463,225,314.17
  5. Step 5: Solve for x
    x = 463,225,314.17/19,333.77
  6. Step 6: Final answer
    x = 23,959.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.