Home / 30,233.16-41,720.87-17,312.01

Finding the Fourth Proportional to 30,233.16, 41,720.87 and 17,312.01

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Solution

The fourth proportional to 30,233.16, 41,720.87 and 17,312.01 is: 23,890.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.16 : 41,720.87 = 17,312.01 : x
  2. Step 2: Convert to fraction form
    30,233.16/41,720.87 = 17,312.01/x
  3. Step 3: Cross multiply
    30,233.16x = 41,720.87 × 17,312.01
  4. Step 4: Simplify right side
    30,233.16x = 722,272,118.65
  5. Step 5: Solve for x
    x = 722,272,118.65/30,233.16
  6. Step 6: Final answer
    x = 23,890.06

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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.