Home / 14,314.54-19,760.25-13,417.87

Finding the Fourth Proportional to 14,314.54, 19,760.25 and 13,417.87

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Solution

The fourth proportional to 14,314.54, 19,760.25 and 13,417.87 is: 18,522.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.54 : 19,760.25 = 13,417.87 : x
  2. Step 2: Convert to fraction form
    14,314.54/19,760.25 = 13,417.87/x
  3. Step 3: Cross multiply
    14,314.54x = 19,760.25 × 13,417.87
  4. Step 4: Simplify right side
    14,314.54x = 265,140,465.67
  5. Step 5: Solve for x
    x = 265,140,465.67/14,314.54
  6. Step 6: Final answer
    x = 18,522.46

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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.