Home / 26,410.40-39,613.66-9,762.68

Finding the Fourth Proportional to 26,410.40, 39,613.66 and 9,762.68

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Solution

The fourth proportional to 26,410.40, 39,613.66 and 9,762.68 is: 14,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,410.40 : 39,613.66 = 9,762.68 : x
  2. Step 2: Convert to fraction form
    26,410.40/39,613.66 = 9,762.68/x
  3. Step 3: Cross multiply
    26,410.40x = 39,613.66 × 9,762.68
  4. Step 4: Simplify right side
    26,410.40x = 386,735,486.21
  5. Step 5: Solve for x
    x = 386,735,486.21/26,410.40
  6. Step 6: Final answer
    x = 14,643.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.