Home / 60,671.06-91,011.20-20,677.62

Finding the Fourth Proportional to 60,671.06, 91,011.20 and 20,677.62

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Solution

The fourth proportional to 60,671.06, 91,011.20 and 20,677.62 is: 31,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,671.06 : 91,011.20 = 20,677.62 : x
  2. Step 2: Convert to fraction form
    60,671.06/91,011.20 = 20,677.62/x
  3. Step 3: Cross multiply
    60,671.06x = 91,011.20 × 20,677.62
  4. Step 4: Simplify right side
    60,671.06x = 1,881,894,905.96
  5. Step 5: Solve for x
    x = 1,881,894,905.96/60,671.06
  6. Step 6: Final answer
    x = 31,018.00

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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.