Home / 27,135.81-40,689.74-16,045.90

Finding the Fourth Proportional to 27,135.81, 40,689.74 and 16,045.90

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Solution

The fourth proportional to 27,135.81, 40,689.74 and 16,045.90 is: 24,060.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.81 : 40,689.74 = 16,045.90 : x
  2. Step 2: Convert to fraction form
    27,135.81/40,689.74 = 16,045.90/x
  3. Step 3: Cross multiply
    27,135.81x = 40,689.74 × 16,045.90
  4. Step 4: Simplify right side
    27,135.81x = 652,903,437.46
  5. Step 5: Solve for x
    x = 652,903,437.46/27,135.81
  6. Step 6: Final answer
    x = 24,060.58

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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.