Home / 17,557.20-26,335.74-5,870.40

Finding the Fourth Proportional to 17,557.20, 26,335.74 and 5,870.40

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Solution

The fourth proportional to 17,557.20, 26,335.74 and 5,870.40 is: 8,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.20 : 26,335.74 = 5,870.40 : x
  2. Step 2: Convert to fraction form
    17,557.20/26,335.74 = 5,870.40/x
  3. Step 3: Cross multiply
    17,557.20x = 26,335.74 × 5,870.40
  4. Step 4: Simplify right side
    17,557.20x = 154,601,328.10
  5. Step 5: Solve for x
    x = 154,601,328.10/17,557.20
  6. Step 6: Final answer
    x = 8,805.58

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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.