Home / 15,563.16-21,476.70-8,849.52

Finding the Fourth Proportional to 15,563.16, 21,476.70 and 8,849.52

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Solution

The fourth proportional to 15,563.16, 21,476.70 and 8,849.52 is: 12,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.16 : 21,476.70 = 8,849.52 : x
  2. Step 2: Convert to fraction form
    15,563.16/21,476.70 = 8,849.52/x
  3. Step 3: Cross multiply
    15,563.16x = 21,476.70 × 8,849.52
  4. Step 4: Simplify right side
    15,563.16x = 190,058,486.18
  5. Step 5: Solve for x
    x = 190,058,486.18/15,563.16
  6. Step 6: Final answer
    x = 12,212.08

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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.