Home / 31,802.09-43,886.84-17,655.03

Finding the Fourth Proportional to 31,802.09, 43,886.84 and 17,655.03

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Solution

The fourth proportional to 31,802.09, 43,886.84 and 17,655.03 is: 24,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,802.09 : 43,886.84 = 17,655.03 : x
  2. Step 2: Convert to fraction form
    31,802.09/43,886.84 = 17,655.03/x
  3. Step 3: Cross multiply
    31,802.09x = 43,886.84 × 17,655.03
  4. Step 4: Simplify right side
    31,802.09x = 774,823,388.53
  5. Step 5: Solve for x
    x = 774,823,388.53/31,802.09
  6. Step 6: Final answer
    x = 24,363.92

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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.