Home / 32,016.78-47,991.87-13,307.00

Finding the Fourth Proportional to 32,016.78, 47,991.87 and 13,307.00

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Solution

The fourth proportional to 32,016.78, 47,991.87 and 13,307.00 is: 19,946.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,016.78 : 47,991.87 = 13,307.00 : x
  2. Step 2: Convert to fraction form
    32,016.78/47,991.87 = 13,307.00/x
  3. Step 3: Cross multiply
    32,016.78x = 47,991.87 × 13,307.00
  4. Step 4: Simplify right side
    32,016.78x = 638,627,574.13
  5. Step 5: Solve for x
    x = 638,627,574.13/32,016.78
  6. Step 6: Final answer
    x = 19,946.65

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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.