Home / 10,024.47-15,038.79-3,004.20

Finding the Fourth Proportional to 10,024.47, 15,038.79 and 3,004.20

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Solution

The fourth proportional to 10,024.47, 15,038.79 and 3,004.20 is: 4,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,024.47 : 15,038.79 = 3,004.20 : x
  2. Step 2: Convert to fraction form
    10,024.47/15,038.79 = 3,004.20/x
  3. Step 3: Cross multiply
    10,024.47x = 15,038.79 × 3,004.20
  4. Step 4: Simplify right side
    10,024.47x = 45,179,532.92
  5. Step 5: Solve for x
    x = 45,179,532.92/10,024.47
  6. Step 6: Final answer
    x = 4,506.92

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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.