Home / 30,061.08-45,091.17-10,339.81

Finding the Fourth Proportional to 30,061.08, 45,091.17 and 10,339.81

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Solution

The fourth proportional to 30,061.08, 45,091.17 and 10,339.81 is: 15,509.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.08 : 45,091.17 = 10,339.81 : x
  2. Step 2: Convert to fraction form
    30,061.08/45,091.17 = 10,339.81/x
  3. Step 3: Cross multiply
    30,061.08x = 45,091.17 × 10,339.81
  4. Step 4: Simplify right side
    30,061.08x = 466,234,130.48
  5. Step 5: Solve for x
    x = 466,234,130.48/30,061.08
  6. Step 6: Final answer
    x = 15,509.56

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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.