Home / 43,123.80-59,501.86-25,215.32

Finding the Fourth Proportional to 43,123.80, 59,501.86 and 25,215.32

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Solution

The fourth proportional to 43,123.80, 59,501.86 and 25,215.32 is: 34,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,123.80 : 59,501.86 = 25,215.32 : x
  2. Step 2: Convert to fraction form
    43,123.80/59,501.86 = 25,215.32/x
  3. Step 3: Cross multiply
    43,123.80x = 59,501.86 × 25,215.32
  4. Step 4: Simplify right side
    43,123.80x = 1,500,358,440.50
  5. Step 5: Solve for x
    x = 1,500,358,440.50/43,123.80
  6. Step 6: Final answer
    x = 34,791.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.