Home / 14,875.23-20,527.63-8,160.90

Finding the Fourth Proportional to 14,875.23, 20,527.63 and 8,160.90

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Solution

The fourth proportional to 14,875.23, 20,527.63 and 8,160.90 is: 11,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.23 : 20,527.63 = 8,160.90 : x
  2. Step 2: Convert to fraction form
    14,875.23/20,527.63 = 8,160.90/x
  3. Step 3: Cross multiply
    14,875.23x = 20,527.63 × 8,160.90
  4. Step 4: Simplify right side
    14,875.23x = 167,523,935.67
  5. Step 5: Solve for x
    x = 167,523,935.67/14,875.23
  6. Step 6: Final answer
    x = 11,261.94

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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.