Home / 17,557.47-26,337.93-5,077.21

Finding the Fourth Proportional to 17,557.47, 26,337.93 and 5,077.21

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Solution

The fourth proportional to 17,557.47, 26,337.93 and 5,077.21 is: 7,616.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.47 : 26,337.93 = 5,077.21 : x
  2. Step 2: Convert to fraction form
    17,557.47/26,337.93 = 5,077.21/x
  3. Step 3: Cross multiply
    17,557.47x = 26,337.93 × 5,077.21
  4. Step 4: Simplify right side
    17,557.47x = 133,723,319.08
  5. Step 5: Solve for x
    x = 133,723,319.08/17,557.47
  6. Step 6: Final answer
    x = 7,616.32

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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.