Home / 19,211.74-26,524.32-14,727.18

Finding the Fourth Proportional to 19,211.74, 26,524.32 and 14,727.18

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Solution

The fourth proportional to 19,211.74, 26,524.32 and 14,727.18 is: 20,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.74 : 26,524.32 = 14,727.18 : x
  2. Step 2: Convert to fraction form
    19,211.74/26,524.32 = 14,727.18/x
  3. Step 3: Cross multiply
    19,211.74x = 26,524.32 × 14,727.18
  4. Step 4: Simplify right side
    19,211.74x = 390,628,435.02
  5. Step 5: Solve for x
    x = 390,628,435.02/19,211.74
  6. Step 6: Final answer
    x = 20,332.80

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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.