Home / 19,069.80-26,326.28-14,811.32

Finding the Fourth Proportional to 19,069.80, 26,326.28 and 14,811.32

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Solution

The fourth proportional to 19,069.80, 26,326.28 and 14,811.32 is: 20,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.80 : 26,326.28 = 14,811.32 : x
  2. Step 2: Convert to fraction form
    19,069.80/26,326.28 = 14,811.32/x
  3. Step 3: Cross multiply
    19,069.80x = 26,326.28 × 14,811.32
  4. Step 4: Simplify right side
    19,069.80x = 389,926,957.49
  5. Step 5: Solve for x
    x = 389,926,957.49/19,069.80
  6. Step 6: Final answer
    x = 20,447.35

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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.