Home / 43,217.56-64,826.40-28,492.24

Finding the Fourth Proportional to 43,217.56, 64,826.40 and 28,492.24

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Solution

The fourth proportional to 43,217.56, 64,826.40 and 28,492.24 is: 42,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217.56 : 64,826.40 = 28,492.24 : x
  2. Step 2: Convert to fraction form
    43,217.56/64,826.40 = 28,492.24/x
  3. Step 3: Cross multiply
    43,217.56x = 64,826.40 × 28,492.24
  4. Step 4: Simplify right side
    43,217.56x = 1,847,049,347.14
  5. Step 5: Solve for x
    x = 1,847,049,347.14/43,217.56
  6. Step 6: Final answer
    x = 42,738.40

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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.