Home / 31,151.52-46,727.28-10,376.64

Finding the Fourth Proportional to 31,151.52, 46,727.28 and 10,376.64

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Solution

The fourth proportional to 31,151.52, 46,727.28 and 10,376.64 is: 15,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,151.52 : 46,727.28 = 10,376.64 : x
  2. Step 2: Convert to fraction form
    31,151.52/46,727.28 = 10,376.64/x
  3. Step 3: Cross multiply
    31,151.52x = 46,727.28 × 10,376.64
  4. Step 4: Simplify right side
    31,151.52x = 484,872,162.74
  5. Step 5: Solve for x
    x = 484,872,162.74/31,151.52
  6. Step 6: Final answer
    x = 15,564.96

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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.