Home / 34,528.68-47,649.06-19,215.12

Finding the Fourth Proportional to 34,528.68, 47,649.06 and 19,215.12

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Solution

The fourth proportional to 34,528.68, 47,649.06 and 19,215.12 is: 26,516.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.68 : 47,649.06 = 19,215.12 : x
  2. Step 2: Convert to fraction form
    34,528.68/47,649.06 = 19,215.12/x
  3. Step 3: Cross multiply
    34,528.68x = 47,649.06 × 19,215.12
  4. Step 4: Simplify right side
    34,528.68x = 915,582,584.47
  5. Step 5: Solve for x
    x = 915,582,584.47/34,528.68
  6. Step 6: Final answer
    x = 26,516.58

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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.