Home / 17,718.93-26,574.74-7,851.91

Finding the Fourth Proportional to 17,718.93, 26,574.74 and 7,851.91

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Solution

The fourth proportional to 17,718.93, 26,574.74 and 7,851.91 is: 11,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.93 : 26,574.74 = 7,851.91 : x
  2. Step 2: Convert to fraction form
    17,718.93/26,574.74 = 7,851.91/x
  3. Step 3: Cross multiply
    17,718.93x = 26,574.74 × 7,851.91
  4. Step 4: Simplify right side
    17,718.93x = 208,662,427.49
  5. Step 5: Solve for x
    x = 208,662,427.49/17,718.93
  6. Step 6: Final answer
    x = 11,776.25

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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.