Home / 47,787.81-65,948.87-26,279.19

Finding the Fourth Proportional to 47,787.81, 65,948.87 and 26,279.19

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Solution

The fourth proportional to 47,787.81, 65,948.87 and 26,279.19 is: 36,266.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,787.81 : 65,948.87 = 26,279.19 : x
  2. Step 2: Convert to fraction form
    47,787.81/65,948.87 = 26,279.19/x
  3. Step 3: Cross multiply
    47,787.81x = 65,948.87 × 26,279.19
  4. Step 4: Simplify right side
    47,787.81x = 1,733,082,617.41
  5. Step 5: Solve for x
    x = 1,733,082,617.41/47,787.81
  6. Step 6: Final answer
    x = 36,266.21

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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.