Home / 31,181.64-43,030.01-17,752.70

Finding the Fourth Proportional to 31,181.64, 43,030.01 and 17,752.70

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Solution

The fourth proportional to 31,181.64, 43,030.01 and 17,752.70 is: 24,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181.64 : 43,030.01 = 17,752.70 : x
  2. Step 2: Convert to fraction form
    31,181.64/43,030.01 = 17,752.70/x
  3. Step 3: Cross multiply
    31,181.64x = 43,030.01 × 17,752.70
  4. Step 4: Simplify right side
    31,181.64x = 763,898,877.34
  5. Step 5: Solve for x
    x = 763,898,877.34/31,181.64
  6. Step 6: Final answer
    x = 24,498.35

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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.