Home / 40,937.44-61,292.28-20,903.66

Finding the Fourth Proportional to 40,937.44, 61,292.28 and 20,903.66

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Solution

The fourth proportional to 40,937.44, 61,292.28 and 20,903.66 is: 31,297.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,937.44 : 61,292.28 = 20,903.66 : x
  2. Step 2: Convert to fraction form
    40,937.44/61,292.28 = 20,903.66/x
  3. Step 3: Cross multiply
    40,937.44x = 61,292.28 × 20,903.66
  4. Step 4: Simplify right side
    40,937.44x = 1,281,232,981.74
  5. Step 5: Solve for x
    x = 1,281,232,981.74/40,937.44
  6. Step 6: Final answer
    x = 31,297.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.