Home / 30,482.36-42,067.49-17,053.70

Finding the Fourth Proportional to 30,482.36, 42,067.49 and 17,053.70

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Solution

The fourth proportional to 30,482.36, 42,067.49 and 17,053.70 is: 23,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.36 : 42,067.49 = 17,053.70 : x
  2. Step 2: Convert to fraction form
    30,482.36/42,067.49 = 17,053.70/x
  3. Step 3: Cross multiply
    30,482.36x = 42,067.49 × 17,053.70
  4. Step 4: Simplify right side
    30,482.36x = 717,406,058.61
  5. Step 5: Solve for x
    x = 717,406,058.61/30,482.36
  6. Step 6: Final answer
    x = 23,535.13

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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.