Home / 31,866.60-43,973.46-17,717.16

Finding the Fourth Proportional to 31,866.60, 43,973.46 and 17,717.16

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Solution

The fourth proportional to 31,866.60, 43,973.46 and 17,717.16 is: 24,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,866.60 : 43,973.46 = 17,717.16 : x
  2. Step 2: Convert to fraction form
    31,866.60/43,973.46 = 17,717.16/x
  3. Step 3: Cross multiply
    31,866.60x = 43,973.46 × 17,717.16
  4. Step 4: Simplify right side
    31,866.60x = 779,084,826.57
  5. Step 5: Solve for x
    x = 779,084,826.57/31,866.60
  6. Step 6: Final answer
    x = 24,448.32

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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.