Home / 39,886.49-59,843.52-17,715.40

Finding the Fourth Proportional to 39,886.49, 59,843.52 and 17,715.40

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Solution

The fourth proportional to 39,886.49, 59,843.52 and 17,715.40 is: 26,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,886.49 : 59,843.52 = 17,715.40 : x
  2. Step 2: Convert to fraction form
    39,886.49/59,843.52 = 17,715.40/x
  3. Step 3: Cross multiply
    39,886.49x = 59,843.52 × 17,715.40
  4. Step 4: Simplify right side
    39,886.49x = 1,060,151,894.21
  5. Step 5: Solve for x
    x = 1,060,151,894.21/39,886.49
  6. Step 6: Final answer
    x = 26,579.22

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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.