Home / 11,483.51-15,837.32-10,317.11

Finding the Fourth Proportional to 11,483.51, 15,837.32 and 10,317.11

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Solution

The fourth proportional to 11,483.51, 15,837.32 and 10,317.11 is: 14,228.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.51 : 15,837.32 = 10,317.11 : x
  2. Step 2: Convert to fraction form
    11,483.51/15,837.32 = 10,317.11/x
  3. Step 3: Cross multiply
    11,483.51x = 15,837.32 × 10,317.11
  4. Step 4: Simplify right side
    11,483.51x = 163,395,319.15
  5. Step 5: Solve for x
    x = 163,395,319.15/11,483.51
  6. Step 6: Final answer
    x = 14,228.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.