Home / 15,345.91-23,027.10-6,581.51

Finding the Fourth Proportional to 15,345.91, 23,027.10 and 6,581.51

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Solution

The fourth proportional to 15,345.91, 23,027.10 and 6,581.51 is: 9,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345.91 : 23,027.10 = 6,581.51 : x
  2. Step 2: Convert to fraction form
    15,345.91/23,027.10 = 6,581.51/x
  3. Step 3: Cross multiply
    15,345.91x = 23,027.10 × 6,581.51
  4. Step 4: Simplify right side
    15,345.91x = 151,553,088.92
  5. Step 5: Solve for x
    x = 151,553,088.92/15,345.91
  6. Step 6: Final answer
    x = 9,875.80

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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.