Home / 25,386.17-38,023.81-10,550.11

Finding the Fourth Proportional to 25,386.17, 38,023.81 and 10,550.11

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Solution

The fourth proportional to 25,386.17, 38,023.81 and 10,550.11 is: 15,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386.17 : 38,023.81 = 10,550.11 : x
  2. Step 2: Convert to fraction form
    25,386.17/38,023.81 = 10,550.11/x
  3. Step 3: Cross multiply
    25,386.17x = 38,023.81 × 10,550.11
  4. Step 4: Simplify right side
    25,386.17x = 401,155,325.37
  5. Step 5: Solve for x
    x = 401,155,325.37/25,386.17
  6. Step 6: Final answer
    x = 15,802.12

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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.