Home / 22,655.34-31,263.03-12,583.53

Finding the Fourth Proportional to 22,655.34, 31,263.03 and 12,583.53

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Solution

The fourth proportional to 22,655.34, 31,263.03 and 12,583.53 is: 17,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.34 : 31,263.03 = 12,583.53 : x
  2. Step 2: Convert to fraction form
    22,655.34/31,263.03 = 12,583.53/x
  3. Step 3: Cross multiply
    22,655.34x = 31,263.03 × 12,583.53
  4. Step 4: Simplify right side
    22,655.34x = 393,399,275.90
  5. Step 5: Solve for x
    x = 393,399,275.90/22,655.34
  6. Step 6: Final answer
    x = 17,364.53

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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.