Home / 15,804.81-23,707.05-6,442.62

Finding the Fourth Proportional to 15,804.81, 23,707.05 and 6,442.62

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Solution

The fourth proportional to 15,804.81, 23,707.05 and 6,442.62 is: 9,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,804.81 : 23,707.05 = 6,442.62 : x
  2. Step 2: Convert to fraction form
    15,804.81/23,707.05 = 6,442.62/x
  3. Step 3: Cross multiply
    15,804.81x = 23,707.05 × 6,442.62
  4. Step 4: Simplify right side
    15,804.81x = 152,735,514.47
  5. Step 5: Solve for x
    x = 152,735,514.47/15,804.81
  6. Step 6: Final answer
    x = 9,663.86

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1.5x scale

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.