Home / 14,875.19-20,526.24-8,906.70

Finding the Fourth Proportional to 14,875.19, 20,526.24 and 8,906.70

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Solution

The fourth proportional to 14,875.19, 20,526.24 and 8,906.70 is: 12,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.19 : 20,526.24 = 8,906.70 : x
  2. Step 2: Convert to fraction form
    14,875.19/20,526.24 = 8,906.70/x
  3. Step 3: Cross multiply
    14,875.19x = 20,526.24 × 8,906.70
  4. Step 4: Simplify right side
    14,875.19x = 182,821,061.81
  5. Step 5: Solve for x
    x = 182,821,061.81/14,875.19
  6. Step 6: Final answer
    x = 12,290.33

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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.