Home / 30,335.13-45,502.70-9,560.25

Finding the Fourth Proportional to 30,335.13, 45,502.70 and 9,560.25

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Solution

The fourth proportional to 30,335.13, 45,502.70 and 9,560.25 is: 14,340.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335.13 : 45,502.70 = 9,560.25 : x
  2. Step 2: Convert to fraction form
    30,335.13/45,502.70 = 9,560.25/x
  3. Step 3: Cross multiply
    30,335.13x = 45,502.70 × 9,560.25
  4. Step 4: Simplify right side
    30,335.13x = 435,017,139.87
  5. Step 5: Solve for x
    x = 435,017,139.87/30,335.13
  6. Step 6: Final answer
    x = 14,340.38

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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.