Home / 17,763.42-26,643.02-13,818.63

Finding the Fourth Proportional to 17,763.42, 26,643.02 and 13,818.63

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Solution

The fourth proportional to 17,763.42, 26,643.02 and 13,818.63 is: 20,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,763.42 : 26,643.02 = 13,818.63 : x
  2. Step 2: Convert to fraction form
    17,763.42/26,643.02 = 13,818.63/x
  3. Step 3: Cross multiply
    17,763.42x = 26,643.02 × 13,818.63
  4. Step 4: Simplify right side
    17,763.42x = 368,169,966.37
  5. Step 5: Solve for x
    x = 368,169,966.37/17,763.42
  6. Step 6: Final answer
    x = 20,726.30

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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.