Home / 47,176.95-70,775.82-20,527.12

Finding the Fourth Proportional to 47,176.95, 70,775.82 and 20,527.12

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Solution

The fourth proportional to 47,176.95, 70,775.82 and 20,527.12 is: 30,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.95 : 70,775.82 = 20,527.12 : x
  2. Step 2: Convert to fraction form
    47,176.95/70,775.82 = 20,527.12/x
  3. Step 3: Cross multiply
    47,176.95x = 70,775.82 × 20,527.12
  4. Step 4: Simplify right side
    47,176.95x = 1,452,823,750.24
  5. Step 5: Solve for x
    x = 1,452,823,750.24/47,176.95
  6. Step 6: Final answer
    x = 30,795.20

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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.