Home / 19,330.36-29,006.69-10,445.71

Finding the Fourth Proportional to 19,330.36, 29,006.69 and 10,445.71

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Solution

The fourth proportional to 19,330.36, 29,006.69 and 10,445.71 is: 15,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.36 : 29,006.69 = 10,445.71 : x
  2. Step 2: Convert to fraction form
    19,330.36/29,006.69 = 10,445.71/x
  3. Step 3: Cross multiply
    19,330.36x = 29,006.69 × 10,445.71
  4. Step 4: Simplify right side
    19,330.36x = 302,995,471.80
  5. Step 5: Solve for x
    x = 302,995,471.80/19,330.36
  6. Step 6: Final answer
    x = 15,674.59

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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.