Home / 52,341.36-78,511.64-17,280.92

Finding the Fourth Proportional to 52,341.36, 78,511.64 and 17,280.92

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Solution

The fourth proportional to 52,341.36, 78,511.64 and 17,280.92 is: 25,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,341.36 : 78,511.64 = 17,280.92 : x
  2. Step 2: Convert to fraction form
    52,341.36/78,511.64 = 17,280.92/x
  3. Step 3: Cross multiply
    52,341.36x = 78,511.64 × 17,280.92
  4. Step 4: Simplify right side
    52,341.36x = 1,356,752,890.95
  5. Step 5: Solve for x
    x = 1,356,752,890.95/52,341.36
  6. Step 6: Final answer
    x = 25,921.24

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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.