Home / 34,895.28-48,155.68-20,748.24

Finding the Fourth Proportional to 34,895.28, 48,155.68 and 20,748.24

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Solution

The fourth proportional to 34,895.28, 48,155.68 and 20,748.24 is: 28,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,895.28 : 48,155.68 = 20,748.24 : x
  2. Step 2: Convert to fraction form
    34,895.28/48,155.68 = 20,748.24/x
  3. Step 3: Cross multiply
    34,895.28x = 48,155.68 × 20,748.24
  4. Step 4: Simplify right side
    34,895.28x = 999,145,606.00
  5. Step 5: Solve for x
    x = 999,145,606.00/34,895.28
  6. Step 6: Final answer
    x = 28,632.69

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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.