Home / 18,701.47-25,808.79-10,746.19

Finding the Fourth Proportional to 18,701.47, 25,808.79 and 10,746.19

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Solution

The fourth proportional to 18,701.47, 25,808.79 and 10,746.19 is: 14,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.47 : 25,808.79 = 10,746.19 : x
  2. Step 2: Convert to fraction form
    18,701.47/25,808.79 = 10,746.19/x
  3. Step 3: Cross multiply
    18,701.47x = 25,808.79 × 10,746.19
  4. Step 4: Simplify right side
    18,701.47x = 277,346,161.01
  5. Step 5: Solve for x
    x = 277,346,161.01/18,701.47
  6. Step 6: Final answer
    x = 14,830.18

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Double scale
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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.