Home / 19,342.71-29,008.42-5,303.18

Finding the Fourth Proportional to 19,342.71, 29,008.42 and 5,303.18

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Solution

The fourth proportional to 19,342.71, 29,008.42 and 5,303.18 is: 7,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342.71 : 29,008.42 = 5,303.18 : x
  2. Step 2: Convert to fraction form
    19,342.71/29,008.42 = 5,303.18/x
  3. Step 3: Cross multiply
    19,342.71x = 29,008.42 × 5,303.18
  4. Step 4: Simplify right side
    19,342.71x = 153,836,872.78
  5. Step 5: Solve for x
    x = 153,836,872.78/19,342.71
  6. Step 6: Final answer
    x = 7,953.22

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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.