Home / 19,368.20-26,740.90-14,883.80

Finding the Fourth Proportional to 19,368.20, 26,740.90 and 14,883.80

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Solution

The fourth proportional to 19,368.20, 26,740.90 and 14,883.80 is: 20,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.20 : 26,740.90 = 14,883.80 : x
  2. Step 2: Convert to fraction form
    19,368.20/26,740.90 = 14,883.80/x
  3. Step 3: Cross multiply
    19,368.20x = 26,740.90 × 14,883.80
  4. Step 4: Simplify right side
    19,368.20x = 398,006,207.42
  5. Step 5: Solve for x
    x = 398,006,207.42/19,368.20
  6. Step 6: Final answer
    x = 20,549.47

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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.