Home / 29,095.21-43,561.49-15,720.29

Finding the Fourth Proportional to 29,095.21, 43,561.49 and 15,720.29

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Solution

The fourth proportional to 29,095.21, 43,561.49 and 15,720.29 is: 23,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,095.21 : 43,561.49 = 15,720.29 : x
  2. Step 2: Convert to fraction form
    29,095.21/43,561.49 = 15,720.29/x
  3. Step 3: Cross multiply
    29,095.21x = 43,561.49 × 15,720.29
  4. Step 4: Simplify right side
    29,095.21x = 684,799,077.13
  5. Step 5: Solve for x
    x = 684,799,077.13/29,095.21
  6. Step 6: Final answer
    x = 23,536.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.