Home / 14,810.95-20,452.40-13,777.59

Finding the Fourth Proportional to 14,810.95, 20,452.40 and 13,777.59

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Solution

The fourth proportional to 14,810.95, 20,452.40 and 13,777.59 is: 19,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.95 : 20,452.40 = 13,777.59 : x
  2. Step 2: Convert to fraction form
    14,810.95/20,452.40 = 13,777.59/x
  3. Step 3: Cross multiply
    14,810.95x = 20,452.40 × 13,777.59
  4. Step 4: Simplify right side
    14,810.95x = 281,784,841.19
  5. Step 5: Solve for x
    x = 281,784,841.19/14,810.95
  6. Step 6: Final answer
    x = 19,025.44

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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.