Home / 30,951.80-42,685.98-24,981.56

Finding the Fourth Proportional to 30,951.80, 42,685.98 and 24,981.56

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Solution

The fourth proportional to 30,951.80, 42,685.98 and 24,981.56 is: 34,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,951.80 : 42,685.98 = 24,981.56 : x
  2. Step 2: Convert to fraction form
    30,951.80/42,685.98 = 24,981.56/x
  3. Step 3: Cross multiply
    30,951.80x = 42,685.98 × 24,981.56
  4. Step 4: Simplify right side
    30,951.80x = 1,066,362,370.53
  5. Step 5: Solve for x
    x = 1,066,362,370.53/30,951.80
  6. Step 6: Final answer
    x = 34,452.35

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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.