Home / 21,444.05-29,594.36-12,948.23

Finding the Fourth Proportional to 21,444.05, 29,594.36 and 12,948.23

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Solution

The fourth proportional to 21,444.05, 29,594.36 and 12,948.23 is: 17,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.05 : 29,594.36 = 12,948.23 : x
  2. Step 2: Convert to fraction form
    21,444.05/29,594.36 = 12,948.23/x
  3. Step 3: Cross multiply
    21,444.05x = 29,594.36 × 12,948.23
  4. Step 4: Simplify right side
    21,444.05x = 383,194,579.98
  5. Step 5: Solve for x
    x = 383,194,579.98/21,444.05
  6. Step 6: Final answer
    x = 17,869.51

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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.