Home / 18,657.23-25,746.93-10,159.22

Finding the Fourth Proportional to 18,657.23, 25,746.93 and 10,159.22

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Solution

The fourth proportional to 18,657.23, 25,746.93 and 10,159.22 is: 14,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657.23 : 25,746.93 = 10,159.22 : x
  2. Step 2: Convert to fraction form
    18,657.23/25,746.93 = 10,159.22/x
  3. Step 3: Cross multiply
    18,657.23x = 25,746.93 × 10,159.22
  4. Step 4: Simplify right side
    18,657.23x = 261,568,597.46
  5. Step 5: Solve for x
    x = 261,568,597.46/18,657.23
  6. Step 6: Final answer
    x = 14,019.69

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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.