Home / 55,330.02-82,929.42-31,908.06

Finding the Fourth Proportional to 55,330.02, 82,929.42 and 31,908.06

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Solution

The fourth proportional to 55,330.02, 82,929.42 and 31,908.06 is: 47,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.02 : 82,929.42 = 31,908.06 : x
  2. Step 2: Convert to fraction form
    55,330.02/82,929.42 = 31,908.06/x
  3. Step 3: Cross multiply
    55,330.02x = 82,929.42 × 31,908.06
  4. Step 4: Simplify right side
    55,330.02x = 2,646,116,909.13
  5. Step 5: Solve for x
    x = 2,646,116,909.13/55,330.02
  6. Step 6: Final answer
    x = 47,824.25

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1.5x scale

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.