Home / 14,875.09-20,527.27-8,160.66

Finding the Fourth Proportional to 14,875.09, 20,527.27 and 8,160.66

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Solution

The fourth proportional to 14,875.09, 20,527.27 and 8,160.66 is: 11,261.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.09 : 20,527.27 = 8,160.66 : x
  2. Step 2: Convert to fraction form
    14,875.09/20,527.27 = 8,160.66/x
  3. Step 3: Cross multiply
    14,875.09x = 20,527.27 × 8,160.66
  4. Step 4: Simplify right side
    14,875.09x = 167,516,071.20
  5. Step 5: Solve for x
    x = 167,516,071.20/14,875.09
  6. Step 6: Final answer
    x = 11,261.52

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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.