Home / 35,586.79-49,114.65-20,479.14

Finding the Fourth Proportional to 35,586.79, 49,114.65 and 20,479.14

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Solution

The fourth proportional to 35,586.79, 49,114.65 and 20,479.14 is: 28,264.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,586.79 : 49,114.65 = 20,479.14 : x
  2. Step 2: Convert to fraction form
    35,586.79/49,114.65 = 20,479.14/x
  3. Step 3: Cross multiply
    35,586.79x = 49,114.65 × 20,479.14
  4. Step 4: Simplify right side
    35,586.79x = 1,005,825,793.40
  5. Step 5: Solve for x
    x = 1,005,825,793.40/35,586.79
  6. Step 6: Final answer
    x = 28,264.02

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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.