Home / 45,023.04-67,510.26-31,901.04

Finding the Fourth Proportional to 45,023.04, 67,510.26 and 31,901.04

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Solution

The fourth proportional to 45,023.04, 67,510.26 and 31,901.04 is: 47,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,023.04 : 67,510.26 = 31,901.04 : x
  2. Step 2: Convert to fraction form
    45,023.04/67,510.26 = 31,901.04/x
  3. Step 3: Cross multiply
    45,023.04x = 67,510.26 × 31,901.04
  4. Step 4: Simplify right side
    45,023.04x = 2,153,647,504.67
  5. Step 5: Solve for x
    x = 2,153,647,504.67/45,023.04
  6. Step 6: Final answer
    x = 47,834.34

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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.