Home / 30,957.93-42,721.83-17,527.86

Finding the Fourth Proportional to 30,957.93, 42,721.83 and 17,527.86

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Solution

The fourth proportional to 30,957.93, 42,721.83 and 17,527.86 is: 24,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957.93 : 42,721.83 = 17,527.86 : x
  2. Step 2: Convert to fraction form
    30,957.93/42,721.83 = 17,527.86/x
  3. Step 3: Cross multiply
    30,957.93x = 42,721.83 × 17,527.86
  4. Step 4: Simplify right side
    30,957.93x = 748,822,255.18
  5. Step 5: Solve for x
    x = 748,822,255.18/30,957.93
  6. Step 6: Final answer
    x = 24,188.38

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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.