Home / 17,671.12-26,506.56-5,359.12

Finding the Fourth Proportional to 17,671.12, 26,506.56 and 5,359.12

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Solution

The fourth proportional to 17,671.12, 26,506.56 and 5,359.12 is: 8,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.12 : 26,506.56 = 5,359.12 : x
  2. Step 2: Convert to fraction form
    17,671.12/26,506.56 = 5,359.12/x
  3. Step 3: Cross multiply
    17,671.12x = 26,506.56 × 5,359.12
  4. Step 4: Simplify right side
    17,671.12x = 142,051,835.83
  5. Step 5: Solve for x
    x = 142,051,835.83/17,671.12
  6. Step 6: Final answer
    x = 8,038.64

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1.5x scale

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.