Home / 18,854.84-26,019.60-10,471.34

Finding the Fourth Proportional to 18,854.84, 26,019.60 and 10,471.34

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Solution

The fourth proportional to 18,854.84, 26,019.60 and 10,471.34 is: 14,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.84 : 26,019.60 = 10,471.34 : x
  2. Step 2: Convert to fraction form
    18,854.84/26,019.60 = 10,471.34/x
  3. Step 3: Cross multiply
    18,854.84x = 26,019.60 × 10,471.34
  4. Step 4: Simplify right side
    18,854.84x = 272,460,078.26
  5. Step 5: Solve for x
    x = 272,460,078.26/18,854.84
  6. Step 6: Final answer
    x = 14,450.41

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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.