Home / 15,790.71-23,681.19-4,695.33

Finding the Fourth Proportional to 15,790.71, 23,681.19 and 4,695.33

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Solution

The fourth proportional to 15,790.71, 23,681.19 and 4,695.33 is: 7,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,790.71 : 23,681.19 = 4,695.33 : x
  2. Step 2: Convert to fraction form
    15,790.71/23,681.19 = 4,695.33/x
  3. Step 3: Cross multiply
    15,790.71x = 23,681.19 × 4,695.33
  4. Step 4: Simplify right side
    15,790.71x = 111,191,001.84
  5. Step 5: Solve for x
    x = 111,191,001.84/15,790.71
  6. Step 6: Final answer
    x = 7,041.55

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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.