Home / 30,577.06-45,826.11-13,697.74

Finding the Fourth Proportional to 30,577.06, 45,826.11 and 13,697.74

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Solution

The fourth proportional to 30,577.06, 45,826.11 and 13,697.74 is: 20,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,577.06 : 45,826.11 = 13,697.74 : x
  2. Step 2: Convert to fraction form
    30,577.06/45,826.11 = 13,697.74/x
  3. Step 3: Cross multiply
    30,577.06x = 45,826.11 × 13,697.74
  4. Step 4: Simplify right side
    30,577.06x = 627,714,139.99
  5. Step 5: Solve for x
    x = 627,714,139.99/30,577.06
  6. Step 6: Final answer
    x = 20,528.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.