Home / 30,473.38-42,053.07-17,044.57

Finding the Fourth Proportional to 30,473.38, 42,053.07 and 17,044.57

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Solution

The fourth proportional to 30,473.38, 42,053.07 and 17,044.57 is: 23,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,473.38 : 42,053.07 = 17,044.57 : x
  2. Step 2: Convert to fraction form
    30,473.38/42,053.07 = 17,044.57/x
  3. Step 3: Cross multiply
    30,473.38x = 42,053.07 × 17,044.57
  4. Step 4: Simplify right side
    30,473.38x = 716,776,495.33
  5. Step 5: Solve for x
    x = 716,776,495.33/30,473.38
  6. Step 6: Final answer
    x = 23,521.40

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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.