Home / 46,079.18-69,145.65-19,423.55

Finding the Fourth Proportional to 46,079.18, 69,145.65 and 19,423.55

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Solution

The fourth proportional to 46,079.18, 69,145.65 and 19,423.55 is: 29,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,079.18 : 69,145.65 = 19,423.55 : x
  2. Step 2: Convert to fraction form
    46,079.18/69,145.65 = 19,423.55/x
  3. Step 3: Cross multiply
    46,079.18x = 69,145.65 × 19,423.55
  4. Step 4: Simplify right side
    46,079.18x = 1,343,053,773.98
  5. Step 5: Solve for x
    x = 1,343,053,773.98/46,079.18
  6. Step 6: Final answer
    x = 29,146.65

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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.