Home / 26,370.78-39,547.91-7,652.11

Finding the Fourth Proportional to 26,370.78, 39,547.91 and 7,652.11

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Solution

The fourth proportional to 26,370.78, 39,547.91 and 7,652.11 is: 11,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,370.78 : 39,547.91 = 7,652.11 : x
  2. Step 2: Convert to fraction form
    26,370.78/39,547.91 = 7,652.11/x
  3. Step 3: Cross multiply
    26,370.78x = 39,547.91 × 7,652.11
  4. Step 4: Simplify right side
    26,370.78x = 302,624,864.11
  5. Step 5: Solve for x
    x = 302,624,864.11/26,370.78
  6. Step 6: Final answer
    x = 11,475.77

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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.