Home / 26,764.02-40,115.95-12,712.55

Finding the Fourth Proportional to 26,764.02, 40,115.95 and 12,712.55

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Solution

The fourth proportional to 26,764.02, 40,115.95 and 12,712.55 is: 19,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.02 : 40,115.95 = 12,712.55 : x
  2. Step 2: Convert to fraction form
    26,764.02/40,115.95 = 12,712.55/x
  3. Step 3: Cross multiply
    26,764.02x = 40,115.95 × 12,712.55
  4. Step 4: Simplify right side
    26,764.02x = 509,975,787.81
  5. Step 5: Solve for x
    x = 509,975,787.81/26,764.02
  6. Step 6: Final answer
    x = 19,054.53

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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.