Home / 18,734.81-25,854.30-10,237.10

Finding the Fourth Proportional to 18,734.81, 25,854.30 and 10,237.10

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Solution

The fourth proportional to 18,734.81, 25,854.30 and 10,237.10 is: 14,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.81 : 25,854.30 = 10,237.10 : x
  2. Step 2: Convert to fraction form
    18,734.81/25,854.30 = 10,237.10/x
  3. Step 3: Cross multiply
    18,734.81x = 25,854.30 × 10,237.10
  4. Step 4: Simplify right side
    18,734.81x = 264,672,925.26
  5. Step 5: Solve for x
    x = 264,672,925.26/18,734.81
  6. Step 6: Final answer
    x = 14,127.34

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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.