Home / 42,374.36-58,478.45-25,375.37

Finding the Fourth Proportional to 42,374.36, 58,478.45 and 25,375.37

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Solution

The fourth proportional to 42,374.36, 58,478.45 and 25,375.37 is: 35,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,374.36 : 58,478.45 = 25,375.37 : x
  2. Step 2: Convert to fraction form
    42,374.36/58,478.45 = 25,375.37/x
  3. Step 3: Cross multiply
    42,374.36x = 58,478.45 × 25,375.37
  4. Step 4: Simplify right side
    42,374.36x = 1,483,911,886.51
  5. Step 5: Solve for x
    x = 1,483,911,886.51/42,374.36
  6. Step 6: Final answer
    x = 35,019.10

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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.