Home / 29,011.50-43,449.77-28,213.35

Finding the Fourth Proportional to 29,011.50, 43,449.77 and 28,213.35

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Solution

The fourth proportional to 29,011.50, 43,449.77 and 28,213.35 is: 42,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.50 : 43,449.77 = 28,213.35 : x
  2. Step 2: Convert to fraction form
    29,011.50/43,449.77 = 28,213.35/x
  3. Step 3: Cross multiply
    29,011.50x = 43,449.77 × 28,213.35
  4. Step 4: Simplify right side
    29,011.50x = 1,225,863,427.36
  5. Step 5: Solve for x
    x = 1,225,863,427.36/29,011.50
  6. Step 6: Final answer
    x = 42,254.40

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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.