Home / 18,466.08-25,488.48-10,913.68

Finding the Fourth Proportional to 18,466.08, 25,488.48 and 10,913.68

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Solution

The fourth proportional to 18,466.08, 25,488.48 and 10,913.68 is: 15,064.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.08 : 25,488.48 = 10,913.68 : x
  2. Step 2: Convert to fraction form
    18,466.08/25,488.48 = 10,913.68/x
  3. Step 3: Cross multiply
    18,466.08x = 25,488.48 × 10,913.68
  4. Step 4: Simplify right side
    18,466.08x = 278,173,114.41
  5. Step 5: Solve for x
    x = 278,173,114.41/18,466.08
  6. Step 6: Final answer
    x = 15,064.00

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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.