Home / 31,973.71-47,919.52-15,308.77

Finding the Fourth Proportional to 31,973.71, 47,919.52 and 15,308.77

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Solution

The fourth proportional to 31,973.71, 47,919.52 and 15,308.77 is: 22,943.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973.71 : 47,919.52 = 15,308.77 : x
  2. Step 2: Convert to fraction form
    31,973.71/47,919.52 = 15,308.77/x
  3. Step 3: Cross multiply
    31,973.71x = 47,919.52 × 15,308.77
  4. Step 4: Simplify right side
    31,973.71x = 733,588,678.49
  5. Step 5: Solve for x
    x = 733,588,678.49/31,973.71
  6. Step 6: Final answer
    x = 22,943.50

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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.