Home / 28,875.41-43,317.22-8,886.56

Finding the Fourth Proportional to 28,875.41, 43,317.22 and 8,886.56

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Solution

The fourth proportional to 28,875.41, 43,317.22 and 8,886.56 is: 13,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875.41 : 43,317.22 = 8,886.56 : x
  2. Step 2: Convert to fraction form
    28,875.41/43,317.22 = 8,886.56/x
  3. Step 3: Cross multiply
    28,875.41x = 43,317.22 × 8,886.56
  4. Step 4: Simplify right side
    28,875.41x = 384,941,074.56
  5. Step 5: Solve for x
    x = 384,941,074.56/28,875.41
  6. Step 6: Final answer
    x = 13,331.10

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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.