Home / 19,274.21-26,602.86-12,548.13

Finding the Fourth Proportional to 19,274.21, 26,602.86 and 12,548.13

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Solution

The fourth proportional to 19,274.21, 26,602.86 and 12,548.13 is: 17,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.21 : 26,602.86 = 12,548.13 : x
  2. Step 2: Convert to fraction form
    19,274.21/26,602.86 = 12,548.13/x
  3. Step 3: Cross multiply
    19,274.21x = 26,602.86 × 12,548.13
  4. Step 4: Simplify right side
    19,274.21x = 333,816,145.65
  5. Step 5: Solve for x
    x = 333,816,145.65/19,274.21
  6. Step 6: Final answer
    x = 17,319.32

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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.