Home / 15,008.16-22,512.96-4,620

Finding the Fourth Proportional to 15,008.16, 22,512.96 and 4,620

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Solution

The fourth proportional to 15,008.16, 22,512.96 and 4,620 is: 6,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,008.16 : 22,512.96 = 4,620 : x
  2. Step 2: Convert to fraction form
    15,008.16/22,512.96 = 4,620/x
  3. Step 3: Cross multiply
    15,008.16x = 22,512.96 × 4,620
  4. Step 4: Simplify right side
    15,008.16x = 104,009,875.20
  5. Step 5: Solve for x
    x = 104,009,875.20/15,008.16
  6. Step 6: Final answer
    x = 6,930.22

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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.