Home / 43,332.08-64,970.10-28,496.06

Finding the Fourth Proportional to 43,332.08, 64,970.10 and 28,496.06

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Solution

The fourth proportional to 43,332.08, 64,970.10 and 28,496.06 is: 42,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.08 : 64,970.10 = 28,496.06 : x
  2. Step 2: Convert to fraction form
    43,332.08/64,970.10 = 28,496.06/x
  3. Step 3: Cross multiply
    43,332.08x = 64,970.10 × 28,496.06
  4. Step 4: Simplify right side
    43,332.08x = 1,851,391,867.81
  5. Step 5: Solve for x
    x = 1,851,391,867.81/43,332.08
  6. Step 6: Final answer
    x = 42,725.66

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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.