Home / 39,277.71-58,925.79-12,982.45

Finding the Fourth Proportional to 39,277.71, 58,925.79 and 12,982.45

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Solution

The fourth proportional to 39,277.71, 58,925.79 and 12,982.45 is: 19,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,277.71 : 58,925.79 = 12,982.45 : x
  2. Step 2: Convert to fraction form
    39,277.71/58,925.79 = 12,982.45/x
  3. Step 3: Cross multiply
    39,277.71x = 58,925.79 × 12,982.45
  4. Step 4: Simplify right side
    39,277.71x = 765,001,085.56
  5. Step 5: Solve for x
    x = 765,001,085.56/39,277.71
  6. Step 6: Final answer
    x = 19,476.72

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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.