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Finding the Fourth Proportional to 39,571.71, 59,368.69 and 15,895.88

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Solution

The fourth proportional to 39,571.71, 59,368.69 and 15,895.88 is: 23,848.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,571.71 : 59,368.69 = 15,895.88 : x
  2. Step 2: Convert to fraction form
    39,571.71/59,368.69 = 15,895.88/x
  3. Step 3: Cross multiply
    39,571.71x = 59,368.69 × 15,895.88
  4. Step 4: Simplify right side
    39,571.71x = 943,717,572.00
  5. Step 5: Solve for x
    x = 943,717,572.00/39,571.71
  6. Step 6: Final answer
    x = 23,848.29

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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.