Home / 51,045.07-70,447.81-29,243.42

Finding the Fourth Proportional to 51,045.07, 70,447.81 and 29,243.42

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Solution

The fourth proportional to 51,045.07, 70,447.81 and 29,243.42 is: 40,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,045.07 : 70,447.81 = 29,243.42 : x
  2. Step 2: Convert to fraction form
    51,045.07/70,447.81 = 29,243.42/x
  3. Step 3: Cross multiply
    51,045.07x = 70,447.81 × 29,243.42
  4. Step 4: Simplify right side
    51,045.07x = 2,060,134,895.91
  5. Step 5: Solve for x
    x = 2,060,134,895.91/51,045.07
  6. Step 6: Final answer
    x = 40,359.14

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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.