Home / 42,189.23-58,220.51-23,069.07

Finding the Fourth Proportional to 42,189.23, 58,220.51 and 23,069.07

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Solution

The fourth proportional to 42,189.23, 58,220.51 and 23,069.07 is: 31,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,189.23 : 58,220.51 = 23,069.07 : x
  2. Step 2: Convert to fraction form
    42,189.23/58,220.51 = 23,069.07/x
  3. Step 3: Cross multiply
    42,189.23x = 58,220.51 × 23,069.07
  4. Step 4: Simplify right side
    42,189.23x = 1,343,092,905.28
  5. Step 5: Solve for x
    x = 1,343,092,905.28/42,189.23
  6. Step 6: Final answer
    x = 31,834.97

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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.