Home / 26,395.09-39,585.71-7,670.12

Finding the Fourth Proportional to 26,395.09, 39,585.71 and 7,670.12

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Solution

The fourth proportional to 26,395.09, 39,585.71 and 7,670.12 is: 11,503.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,395.09 : 39,585.71 = 7,670.12 : x
  2. Step 2: Convert to fraction form
    26,395.09/39,585.71 = 7,670.12/x
  3. Step 3: Cross multiply
    26,395.09x = 39,585.71 × 7,670.12
  4. Step 4: Simplify right side
    26,395.09x = 303,626,967.23
  5. Step 5: Solve for x
    x = 303,626,967.23/26,395.09
  6. Step 6: Final answer
    x = 11,503.16

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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.