Home / 15,721.52-23,574.16-4,626.77

Finding the Fourth Proportional to 15,721.52, 23,574.16 and 4,626.77

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Solution

The fourth proportional to 15,721.52, 23,574.16 and 4,626.77 is: 6,937.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721.52 : 23,574.16 = 4,626.77 : x
  2. Step 2: Convert to fraction form
    15,721.52/23,574.16 = 4,626.77/x
  3. Step 3: Cross multiply
    15,721.52x = 23,574.16 × 4,626.77
  4. Step 4: Simplify right side
    15,721.52x = 109,072,086.83
  5. Step 5: Solve for x
    x = 109,072,086.83/15,721.52
  6. Step 6: Final answer
    x = 6,937.76

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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.