Home / 31,557.47-43,464.63-27,308.71

Finding the Fourth Proportional to 31,557.47, 43,464.63 and 27,308.71

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Solution

The fourth proportional to 31,557.47, 43,464.63 and 27,308.71 is: 37,612.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,557.47 : 43,464.63 = 27,308.71 : x
  2. Step 2: Convert to fraction form
    31,557.47/43,464.63 = 27,308.71/x
  3. Step 3: Cross multiply
    31,557.47x = 43,464.63 × 27,308.71
  4. Step 4: Simplify right side
    31,557.47x = 1,186,963,132.67
  5. Step 5: Solve for x
    x = 1,186,963,132.67/31,557.47
  6. Step 6: Final answer
    x = 37,612.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.