Home / 38,956.33-58,401.69-15,570.01

Finding the Fourth Proportional to 38,956.33, 58,401.69 and 15,570.01

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Solution

The fourth proportional to 38,956.33, 58,401.69 and 15,570.01 is: 23,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,956.33 : 58,401.69 = 15,570.01 : x
  2. Step 2: Convert to fraction form
    38,956.33/58,401.69 = 15,570.01/x
  3. Step 3: Cross multiply
    38,956.33x = 58,401.69 × 15,570.01
  4. Step 4: Simplify right side
    38,956.33x = 909,314,897.32
  5. Step 5: Solve for x
    x = 909,314,897.32/38,956.33
  6. Step 6: Final answer
    x = 23,341.90

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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.