Home / 29,411.51-40,587.75-15,982.52

Finding the Fourth Proportional to 29,411.51, 40,587.75 and 15,982.52

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Solution

The fourth proportional to 29,411.51, 40,587.75 and 15,982.52 is: 22,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,411.51 : 40,587.75 = 15,982.52 : x
  2. Step 2: Convert to fraction form
    29,411.51/40,587.75 = 15,982.52/x
  3. Step 3: Cross multiply
    29,411.51x = 40,587.75 × 15,982.52
  4. Step 4: Simplify right side
    29,411.51x = 648,694,323.19
  5. Step 5: Solve for x
    x = 648,694,323.19/29,411.51
  6. Step 6: Final answer
    x = 22,055.80

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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.