Home / 35,595.87-49,108.17-20,480.40

Finding the Fourth Proportional to 35,595.87, 49,108.17 and 20,480.40

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Solution

The fourth proportional to 35,595.87, 49,108.17 and 20,480.40 is: 28,254.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.87 : 49,108.17 = 20,480.40 : x
  2. Step 2: Convert to fraction form
    35,595.87/49,108.17 = 20,480.40/x
  3. Step 3: Cross multiply
    35,595.87x = 49,108.17 × 20,480.40
  4. Step 4: Simplify right side
    35,595.87x = 1,005,754,964.87
  5. Step 5: Solve for x
    x = 1,005,754,964.87/35,595.87
  6. Step 6: Final answer
    x = 28,254.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.