Home / 28,368.10-42,764.57-26,465.14

Finding the Fourth Proportional to 28,368.10, 42,764.57 and 26,465.14

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Solution

The fourth proportional to 28,368.10, 42,764.57 and 26,465.14 is: 39,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,368.10 : 42,764.57 = 26,465.14 : x
  2. Step 2: Convert to fraction form
    28,368.10/42,764.57 = 26,465.14/x
  3. Step 3: Cross multiply
    28,368.10x = 42,764.57 × 26,465.14
  4. Step 4: Simplify right side
    28,368.10x = 1,131,770,332.09
  5. Step 5: Solve for x
    x = 1,131,770,332.09/28,368.10
  6. Step 6: Final answer
    x = 39,895.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.