Home / 15,970.72-22,038.33-9,256.63

Finding the Fourth Proportional to 15,970.72, 22,038.33 and 9,256.63

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Solution

The fourth proportional to 15,970.72, 22,038.33 and 9,256.63 is: 12,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,970.72 : 22,038.33 = 9,256.63 : x
  2. Step 2: Convert to fraction form
    15,970.72/22,038.33 = 9,256.63/x
  3. Step 3: Cross multiply
    15,970.72x = 22,038.33 × 9,256.63
  4. Step 4: Simplify right side
    15,970.72x = 204,000,666.63
  5. Step 5: Solve for x
    x = 204,000,666.63/15,970.72
  6. Step 6: Final answer
    x = 12,773.42

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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.