Home / 45,615.12-68,400.76-23,417.04

Finding the Fourth Proportional to 45,615.12, 68,400.76 and 23,417.04

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Solution

The fourth proportional to 45,615.12, 68,400.76 and 23,417.04 is: 35,114.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.12 : 68,400.76 = 23,417.04 : x
  2. Step 2: Convert to fraction form
    45,615.12/68,400.76 = 23,417.04/x
  3. Step 3: Cross multiply
    45,615.12x = 68,400.76 × 23,417.04
  4. Step 4: Simplify right side
    45,615.12x = 1,601,743,332.95
  5. Step 5: Solve for x
    x = 1,601,743,332.95/45,615.12
  6. Step 6: Final answer
    x = 35,114.31

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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.