Home / 24,880.47-34,332.51-15,318.84

Finding the Fourth Proportional to 24,880.47, 34,332.51 and 15,318.84

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Solution

The fourth proportional to 24,880.47, 34,332.51 and 15,318.84 is: 21,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,880.47 : 34,332.51 = 15,318.84 : x
  2. Step 2: Convert to fraction form
    24,880.47/34,332.51 = 15,318.84/x
  3. Step 3: Cross multiply
    24,880.47x = 34,332.51 × 15,318.84
  4. Step 4: Simplify right side
    24,880.47x = 525,934,227.49
  5. Step 5: Solve for x
    x = 525,934,227.49/24,880.47
  6. Step 6: Final answer
    x = 21,138.44

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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.