Home / 15,943.46-23,904.35-8,928.29

Finding the Fourth Proportional to 15,943.46, 23,904.35 and 8,928.29

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Solution

The fourth proportional to 15,943.46, 23,904.35 and 8,928.29 is: 13,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.46 : 23,904.35 = 8,928.29 : x
  2. Step 2: Convert to fraction form
    15,943.46/23,904.35 = 8,928.29/x
  3. Step 3: Cross multiply
    15,943.46x = 23,904.35 × 8,928.29
  4. Step 4: Simplify right side
    15,943.46x = 213,424,804.90
  5. Step 5: Solve for x
    x = 213,424,804.90/15,943.46
  6. Step 6: Final answer
    x = 13,386.36

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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.