Home / 43,295.64-64,894.86-28,331.48

Finding the Fourth Proportional to 43,295.64, 64,894.86 and 28,331.48

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Solution

The fourth proportional to 43,295.64, 64,894.86 and 28,331.48 is: 42,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,295.64 : 64,894.86 = 28,331.48 : x
  2. Step 2: Convert to fraction form
    43,295.64/64,894.86 = 28,331.48/x
  3. Step 3: Cross multiply
    43,295.64x = 64,894.86 × 28,331.48
  4. Step 4: Simplify right side
    43,295.64x = 1,838,567,428.19
  5. Step 5: Solve for x
    x = 1,838,567,428.19/43,295.64
  6. Step 6: Final answer
    x = 42,465.42

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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.