Home / 30,444.66-42,009.84-17,695.26

Finding the Fourth Proportional to 30,444.66, 42,009.84 and 17,695.26

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Solution

The fourth proportional to 30,444.66, 42,009.84 and 17,695.26 is: 24,417.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.66 : 42,009.84 = 17,695.26 : x
  2. Step 2: Convert to fraction form
    30,444.66/42,009.84 = 17,695.26/x
  3. Step 3: Cross multiply
    30,444.66x = 42,009.84 × 17,695.26
  4. Step 4: Simplify right side
    30,444.66x = 743,375,041.36
  5. Step 5: Solve for x
    x = 743,375,041.36/30,444.66
  6. Step 6: Final answer
    x = 24,417.26

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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.