Home / 15,805.23-23,688.93-7,360.35

Finding the Fourth Proportional to 15,805.23, 23,688.93 and 7,360.35

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Solution

The fourth proportional to 15,805.23, 23,688.93 and 7,360.35 is: 11,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.23 : 23,688.93 = 7,360.35 : x
  2. Step 2: Convert to fraction form
    15,805.23/23,688.93 = 7,360.35/x
  3. Step 3: Cross multiply
    15,805.23x = 23,688.93 × 7,360.35
  4. Step 4: Simplify right side
    15,805.23x = 174,358,815.93
  5. Step 5: Solve for x
    x = 174,358,815.93/15,805.23
  6. Step 6: Final answer
    x = 11,031.72

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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.