Home / 38,885.24-58,337.16-12,590

Finding the Fourth Proportional to 38,885.24, 58,337.16 and 12,590

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Solution

The fourth proportional to 38,885.24, 58,337.16 and 12,590 is: 18,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,885.24 : 58,337.16 = 12,590 : x
  2. Step 2: Convert to fraction form
    38,885.24/58,337.16 = 12,590/x
  3. Step 3: Cross multiply
    38,885.24x = 58,337.16 × 12,590
  4. Step 4: Simplify right side
    38,885.24x = 734,464,844.40
  5. Step 5: Solve for x
    x = 734,464,844.40/38,885.24
  6. Step 6: Final answer
    x = 18,888.01

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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.