Home / 30,180.16-45,269.28-9,398.08

Finding the Fourth Proportional to 30,180.16, 45,269.28 and 9,398.08

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Solution

The fourth proportional to 30,180.16, 45,269.28 and 9,398.08 is: 14,096.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.16 : 45,269.28 = 9,398.08 : x
  2. Step 2: Convert to fraction form
    30,180.16/45,269.28 = 9,398.08/x
  3. Step 3: Cross multiply
    30,180.16x = 45,269.28 × 9,398.08
  4. Step 4: Simplify right side
    30,180.16x = 425,444,314.98
  5. Step 5: Solve for x
    x = 425,444,314.98/30,180.16
  6. Step 6: Final answer
    x = 14,096.82

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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.