Home / 21,593.34-29,800.98-13,095.18

Finding the Fourth Proportional to 21,593.34, 29,800.98 and 13,095.18

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Solution

The fourth proportional to 21,593.34, 29,800.98 and 13,095.18 is: 18,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.34 : 29,800.98 = 13,095.18 : x
  2. Step 2: Convert to fraction form
    21,593.34/29,800.98 = 13,095.18/x
  3. Step 3: Cross multiply
    21,593.34x = 29,800.98 × 13,095.18
  4. Step 4: Simplify right side
    21,593.34x = 390,249,197.28
  5. Step 5: Solve for x
    x = 390,249,197.28/21,593.34
  6. Step 6: Final answer
    x = 18,072.66

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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.