Home / 22,582.48-31,160.65-12,511.52

Finding the Fourth Proportional to 22,582.48, 31,160.65 and 12,511.52

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Solution

The fourth proportional to 22,582.48, 31,160.65 and 12,511.52 is: 17,264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,582.48 : 31,160.65 = 12,511.52 : x
  2. Step 2: Convert to fraction form
    22,582.48/31,160.65 = 12,511.52/x
  3. Step 3: Cross multiply
    22,582.48x = 31,160.65 × 12,511.52
  4. Step 4: Simplify right side
    22,582.48x = 389,867,070.83
  5. Step 5: Solve for x
    x = 389,867,070.83/22,582.48
  6. Step 6: Final answer
    x = 17,264.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.