Home / 47,856.65-66,030.88-40,228.92

Finding the Fourth Proportional to 47,856.65, 66,030.88 and 40,228.92

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Solution

The fourth proportional to 47,856.65, 66,030.88 and 40,228.92 is: 55,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,856.65 : 66,030.88 = 40,228.92 : x
  2. Step 2: Convert to fraction form
    47,856.65/66,030.88 = 40,228.92/x
  3. Step 3: Cross multiply
    47,856.65x = 66,030.88 × 40,228.92
  4. Step 4: Simplify right side
    47,856.65x = 2,656,350,855.05
  5. Step 5: Solve for x
    x = 2,656,350,855.05/47,856.65
  6. Step 6: Final answer
    x = 55,506.41

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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.