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Finding the Fourth Proportional to 55,954.20, 83,931.54 and 22,674.90

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Solution

The fourth proportional to 55,954.20, 83,931.54 and 22,674.90 is: 34,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,954.20 : 83,931.54 = 22,674.90 : x
  2. Step 2: Convert to fraction form
    55,954.20/83,931.54 = 22,674.90/x
  3. Step 3: Cross multiply
    55,954.20x = 83,931.54 × 22,674.90
  4. Step 4: Simplify right side
    55,954.20x = 1,903,139,276.35
  5. Step 5: Solve for x
    x = 1,903,139,276.35/55,954.20
  6. Step 6: Final answer
    x = 34,012.45

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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.