Home / 26,810.75-40,223.42-9,281.95

Finding the Fourth Proportional to 26,810.75, 40,223.42 and 9,281.95

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Solution

The fourth proportional to 26,810.75, 40,223.42 and 9,281.95 is: 13,925.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.75 : 40,223.42 = 9,281.95 : x
  2. Step 2: Convert to fraction form
    26,810.75/40,223.42 = 9,281.95/x
  3. Step 3: Cross multiply
    26,810.75x = 40,223.42 × 9,281.95
  4. Step 4: Simplify right side
    26,810.75x = 373,351,661.11
  5. Step 5: Solve for x
    x = 373,351,661.11/26,810.75
  6. Step 6: Final answer
    x = 13,925.45

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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.