Home / 31,517.19-43,492.01-17,368.92

Finding the Fourth Proportional to 31,517.19, 43,492.01 and 17,368.92

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Solution

The fourth proportional to 31,517.19, 43,492.01 and 17,368.92 is: 23,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.19 : 43,492.01 = 17,368.92 : x
  2. Step 2: Convert to fraction form
    31,517.19/43,492.01 = 17,368.92/x
  3. Step 3: Cross multiply
    31,517.19x = 43,492.01 × 17,368.92
  4. Step 4: Simplify right side
    31,517.19x = 755,409,155.48
  5. Step 5: Solve for x
    x = 755,409,155.48/31,517.19
  6. Step 6: Final answer
    x = 23,968.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.