Home / 42,065.70-58,050.75-22,945.50

Finding the Fourth Proportional to 42,065.70, 58,050.75 and 22,945.50

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Solution

The fourth proportional to 42,065.70, 58,050.75 and 22,945.50 is: 31,664.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,065.70 : 58,050.75 = 22,945.50 : x
  2. Step 2: Convert to fraction form
    42,065.70/58,050.75 = 22,945.50/x
  3. Step 3: Cross multiply
    42,065.70x = 58,050.75 × 22,945.50
  4. Step 4: Simplify right side
    42,065.70x = 1,332,003,484.13
  5. Step 5: Solve for x
    x = 1,332,003,484.13/42,065.70
  6. Step 6: Final answer
    x = 31,664.84

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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.