Home / 19,368.42-26,727.30-10,869.73

Finding the Fourth Proportional to 19,368.42, 26,727.30 and 10,869.73

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Solution

The fourth proportional to 19,368.42, 26,727.30 and 10,869.73 is: 14,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.42 : 26,727.30 = 10,869.73 : x
  2. Step 2: Convert to fraction form
    19,368.42/26,727.30 = 10,869.73/x
  3. Step 3: Cross multiply
    19,368.42x = 26,727.30 × 10,869.73
  4. Step 4: Simplify right side
    19,368.42x = 290,518,534.63
  5. Step 5: Solve for x
    x = 290,518,534.63/19,368.42
  6. Step 6: Final answer
    x = 14,999.60

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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.