Home / 19,606.16-29,381.52-15,203.12

Finding the Fourth Proportional to 19,606.16, 29,381.52 and 15,203.12

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Solution

The fourth proportional to 19,606.16, 29,381.52 and 15,203.12 is: 22,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606.16 : 29,381.52 = 15,203.12 : x
  2. Step 2: Convert to fraction form
    19,606.16/29,381.52 = 15,203.12/x
  3. Step 3: Cross multiply
    19,606.16x = 29,381.52 × 15,203.12
  4. Step 4: Simplify right side
    19,606.16x = 446,690,774.34
  5. Step 5: Solve for x
    x = 446,690,774.34/19,606.16
  6. Step 6: Final answer
    x = 22,783.19

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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.