Home / 36,007.74-49,690.25-19,875.17

Finding the Fourth Proportional to 36,007.74, 49,690.25 and 19,875.17

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Solution

The fourth proportional to 36,007.74, 49,690.25 and 19,875.17 is: 27,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.74 : 49,690.25 = 19,875.17 : x
  2. Step 2: Convert to fraction form
    36,007.74/49,690.25 = 19,875.17/x
  3. Step 3: Cross multiply
    36,007.74x = 49,690.25 × 19,875.17
  4. Step 4: Simplify right side
    36,007.74x = 987,602,166.09
  5. Step 5: Solve for x
    x = 987,602,166.09/36,007.74
  6. Step 6: Final answer
    x = 27,427.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.