Home / 22,465.49-31,001.04-12,393.95

Finding the Fourth Proportional to 22,465.49, 31,001.04 and 12,393.95

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Solution

The fourth proportional to 22,465.49, 31,001.04 and 12,393.95 is: 17,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.49 : 31,001.04 = 12,393.95 : x
  2. Step 2: Convert to fraction form
    22,465.49/31,001.04 = 12,393.95/x
  3. Step 3: Cross multiply
    22,465.49x = 31,001.04 × 12,393.95
  4. Step 4: Simplify right side
    22,465.49x = 384,225,184.70
  5. Step 5: Solve for x
    x = 384,225,184.70/22,465.49
  6. Step 6: Final answer
    x = 17,102.91

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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.