Home / 38,036.88-52,486.86-21,038.42

Finding the Fourth Proportional to 38,036.88, 52,486.86 and 21,038.42

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Solution

The fourth proportional to 38,036.88, 52,486.86 and 21,038.42 is: 29,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,036.88 : 52,486.86 = 21,038.42 : x
  2. Step 2: Convert to fraction form
    38,036.88/52,486.86 = 21,038.42/x
  3. Step 3: Cross multiply
    38,036.88x = 52,486.86 × 21,038.42
  4. Step 4: Simplify right side
    38,036.88x = 1,104,240,605.16
  5. Step 5: Solve for x
    x = 1,104,240,605.16/38,036.88
  6. Step 6: Final answer
    x = 29,030.79

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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.