Home / 15,405.71-23,110.02-7,088.04

Finding the Fourth Proportional to 15,405.71, 23,110.02 and 7,088.04

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Solution

The fourth proportional to 15,405.71, 23,110.02 and 7,088.04 is: 10,632.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,405.71 : 23,110.02 = 7,088.04 : x
  2. Step 2: Convert to fraction form
    15,405.71/23,110.02 = 7,088.04/x
  3. Step 3: Cross multiply
    15,405.71x = 23,110.02 × 7,088.04
  4. Step 4: Simplify right side
    15,405.71x = 163,804,746.16
  5. Step 5: Solve for x
    x = 163,804,746.16/15,405.71
  6. Step 6: Final answer
    x = 10,632.73

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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.