Home / 22,654.95-31,264.63-12,583.58

Finding the Fourth Proportional to 22,654.95, 31,264.63 and 12,583.58

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Solution

The fourth proportional to 22,654.95, 31,264.63 and 12,583.58 is: 17,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.95 : 31,264.63 = 12,583.58 : x
  2. Step 2: Convert to fraction form
    22,654.95/31,264.63 = 12,583.58/x
  3. Step 3: Cross multiply
    22,654.95x = 31,264.63 × 12,583.58
  4. Step 4: Simplify right side
    22,654.95x = 393,421,019.48
  5. Step 5: Solve for x
    x = 393,421,019.48/22,654.95
  6. Step 6: Final answer
    x = 17,365.79

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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.