Home / 15,300.04-22,945.20-4,909.36

Finding the Fourth Proportional to 15,300.04, 22,945.20 and 4,909.36

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Solution

The fourth proportional to 15,300.04, 22,945.20 and 4,909.36 is: 7,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300.04 : 22,945.20 = 4,909.36 : x
  2. Step 2: Convert to fraction form
    15,300.04/22,945.20 = 4,909.36/x
  3. Step 3: Cross multiply
    15,300.04x = 22,945.20 × 4,909.36
  4. Step 4: Simplify right side
    15,300.04x = 112,646,228.13
  5. Step 5: Solve for x
    x = 112,646,228.13/15,300.04
  6. Step 6: Final answer
    x = 7,362.48

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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.