Home / 14,587.96-21,870.66-7,560.28

Finding the Fourth Proportional to 14,587.96, 21,870.66 and 7,560.28

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Solution

The fourth proportional to 14,587.96, 21,870.66 and 7,560.28 is: 11,334.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.96 : 21,870.66 = 7,560.28 : x
  2. Step 2: Convert to fraction form
    14,587.96/21,870.66 = 7,560.28/x
  3. Step 3: Cross multiply
    14,587.96x = 21,870.66 × 7,560.28
  4. Step 4: Simplify right side
    14,587.96x = 165,348,313.38
  5. Step 5: Solve for x
    x = 165,348,313.38/14,587.96
  6. Step 6: Final answer
    x = 11,334.57

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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.