Home / 14,856.75-20,502.32-8,888.67

Finding the Fourth Proportional to 14,856.75, 20,502.32 and 8,888.67

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Solution

The fourth proportional to 14,856.75, 20,502.32 and 8,888.67 is: 12,266.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,856.75 : 20,502.32 = 8,888.67 : x
  2. Step 2: Convert to fraction form
    14,856.75/20,502.32 = 8,888.67/x
  3. Step 3: Cross multiply
    14,856.75x = 20,502.32 × 8,888.67
  4. Step 4: Simplify right side
    14,856.75x = 182,238,312.27
  5. Step 5: Solve for x
    x = 182,238,312.27/14,856.75
  6. Step 6: Final answer
    x = 12,266.36

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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.