Home / 34,247.19-47,260.93-19,139.88

Finding the Fourth Proportional to 34,247.19, 47,260.93 and 19,139.88

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Solution

The fourth proportional to 34,247.19, 47,260.93 and 19,139.88 is: 26,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,247.19 : 47,260.93 = 19,139.88 : x
  2. Step 2: Convert to fraction form
    34,247.19/47,260.93 = 19,139.88/x
  3. Step 3: Cross multiply
    34,247.19x = 47,260.93 × 19,139.88
  4. Step 4: Simplify right side
    34,247.19x = 904,568,528.89
  5. Step 5: Solve for x
    x = 904,568,528.89/34,247.19
  6. Step 6: Final answer
    x = 26,412.93

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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.