Home / 39,376.74-59,064.30-13,081.71

Finding the Fourth Proportional to 39,376.74, 59,064.30 and 13,081.71

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Solution

The fourth proportional to 39,376.74, 59,064.30 and 13,081.71 is: 19,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.74 : 59,064.30 = 13,081.71 : x
  2. Step 2: Convert to fraction form
    39,376.74/59,064.30 = 13,081.71/x
  3. Step 3: Cross multiply
    39,376.74x = 59,064.30 × 13,081.71
  4. Step 4: Simplify right side
    39,376.74x = 772,662,043.95
  5. Step 5: Solve for x
    x = 772,662,043.95/39,376.74
  6. Step 6: Final answer
    x = 19,622.30

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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.