Home / 14,875.18-20,526.45-8,500.51

Finding the Fourth Proportional to 14,875.18, 20,526.45 and 8,500.51

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Solution

The fourth proportional to 14,875.18, 20,526.45 and 8,500.51 is: 11,729.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.18 : 20,526.45 = 8,500.51 : x
  2. Step 2: Convert to fraction form
    14,875.18/20,526.45 = 8,500.51/x
  3. Step 3: Cross multiply
    14,875.18x = 20,526.45 × 8,500.51
  4. Step 4: Simplify right side
    14,875.18x = 174,485,293.49
  5. Step 5: Solve for x
    x = 174,485,293.49/14,875.18
  6. Step 6: Final answer
    x = 11,729.96

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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.