Home / 29,088.78-43,518.42-28,875.63

Finding the Fourth Proportional to 29,088.78, 43,518.42 and 28,875.63

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Solution

The fourth proportional to 29,088.78, 43,518.42 and 28,875.63 is: 43,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.78 : 43,518.42 = 28,875.63 : x
  2. Step 2: Convert to fraction form
    29,088.78/43,518.42 = 28,875.63/x
  3. Step 3: Cross multiply
    29,088.78x = 43,518.42 × 28,875.63
  4. Step 4: Simplify right side
    29,088.78x = 1,256,621,794.10
  5. Step 5: Solve for x
    x = 1,256,621,794.10/29,088.78
  6. Step 6: Final answer
    x = 43,199.54

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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.