Home / 30,085.17-41,521.14-17,509.92

Finding the Fourth Proportional to 30,085.17, 41,521.14 and 17,509.92

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Solution

The fourth proportional to 30,085.17, 41,521.14 and 17,509.92 is: 24,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.17 : 41,521.14 = 17,509.92 : x
  2. Step 2: Convert to fraction form
    30,085.17/41,521.14 = 17,509.92/x
  3. Step 3: Cross multiply
    30,085.17x = 41,521.14 × 17,509.92
  4. Step 4: Simplify right side
    30,085.17x = 727,031,839.71
  5. Step 5: Solve for x
    x = 727,031,839.71/30,085.17
  6. Step 6: Final answer
    x = 24,165.79

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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.