Home / 31,976.02-44,127.30-18,547.84

Finding the Fourth Proportional to 31,976.02, 44,127.30 and 18,547.84

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Solution

The fourth proportional to 31,976.02, 44,127.30 and 18,547.84 is: 25,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,976.02 : 44,127.30 = 18,547.84 : x
  2. Step 2: Convert to fraction form
    31,976.02/44,127.30 = 18,547.84/x
  3. Step 3: Cross multiply
    31,976.02x = 44,127.30 × 18,547.84
  4. Step 4: Simplify right side
    31,976.02x = 818,466,100.03
  5. Step 5: Solve for x
    x = 818,466,100.03/31,976.02
  6. Step 6: Final answer
    x = 25,596.25

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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.