Home / 15,800.81-23,705.12-4,707.46

Finding the Fourth Proportional to 15,800.81, 23,705.12 and 4,707.46

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Solution

The fourth proportional to 15,800.81, 23,705.12 and 4,707.46 is: 7,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,800.81 : 23,705.12 = 4,707.46 : x
  2. Step 2: Convert to fraction form
    15,800.81/23,705.12 = 4,707.46/x
  3. Step 3: Cross multiply
    15,800.81x = 23,705.12 × 4,707.46
  4. Step 4: Simplify right side
    15,800.81x = 111,590,821.40
  5. Step 5: Solve for x
    x = 111,590,821.40/15,800.81
  6. Step 6: Final answer
    x = 7,062.35

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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.