Home / 31,173.48-43,017.35-17,746.11

Finding the Fourth Proportional to 31,173.48, 43,017.35 and 17,746.11

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Solution

The fourth proportional to 31,173.48, 43,017.35 and 17,746.11 is: 24,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173.48 : 43,017.35 = 17,746.11 : x
  2. Step 2: Convert to fraction form
    31,173.48/43,017.35 = 17,746.11/x
  3. Step 3: Cross multiply
    31,173.48x = 43,017.35 × 17,746.11
  4. Step 4: Simplify right side
    31,173.48x = 763,390,536.28
  5. Step 5: Solve for x
    x = 763,390,536.28/31,173.48
  6. Step 6: Final answer
    x = 24,488.46

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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.