Home / 14,254.08-19,652.64-9,209.76

Finding the Fourth Proportional to 14,254.08, 19,652.64 and 9,209.76

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Solution

The fourth proportional to 14,254.08, 19,652.64 and 9,209.76 is: 12,697.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.08 : 19,652.64 = 9,209.76 : x
  2. Step 2: Convert to fraction form
    14,254.08/19,652.64 = 9,209.76/x
  3. Step 3: Cross multiply
    14,254.08x = 19,652.64 × 9,209.76
  4. Step 4: Simplify right side
    14,254.08x = 180,996,097.77
  5. Step 5: Solve for x
    x = 180,996,097.77/14,254.08
  6. Step 6: Final answer
    x = 12,697.84

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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.