Home / 15,433.19-21,294.99-9,060.05

Finding the Fourth Proportional to 15,433.19, 21,294.99 and 9,060.05

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Solution

The fourth proportional to 15,433.19, 21,294.99 and 9,060.05 is: 12,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.19 : 21,294.99 = 9,060.05 : x
  2. Step 2: Convert to fraction form
    15,433.19/21,294.99 = 9,060.05/x
  3. Step 3: Cross multiply
    15,433.19x = 21,294.99 × 9,060.05
  4. Step 4: Simplify right side
    15,433.19x = 192,933,752.87
  5. Step 5: Solve for x
    x = 192,933,752.87/15,433.19
  6. Step 6: Final answer
    x = 12,501.22

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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.