Home / 38,038.36-56,938-26,122.36

Finding the Fourth Proportional to 38,038.36, 56,938 and 26,122.36

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Solution

The fourth proportional to 38,038.36, 56,938 and 26,122.36 is: 39,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,038.36 : 56,938 = 26,122.36 : x
  2. Step 2: Convert to fraction form
    38,038.36/56,938 = 26,122.36/x
  3. Step 3: Cross multiply
    38,038.36x = 56,938 × 26,122.36
  4. Step 4: Simplify right side
    38,038.36x = 1,487,354,933.68
  5. Step 5: Solve for x
    x = 1,487,354,933.68/38,038.36
  6. Step 6: Final answer
    x = 39,101.45

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1.5x scale

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.