Home / 14,314.29-19,759.91-13,417.62

Finding the Fourth Proportional to 14,314.29, 19,759.91 and 13,417.62

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Solution

The fourth proportional to 14,314.29, 19,759.91 and 13,417.62 is: 18,522.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.29 : 19,759.91 = 13,417.62 : x
  2. Step 2: Convert to fraction form
    14,314.29/19,759.91 = 13,417.62/x
  3. Step 3: Cross multiply
    14,314.29x = 19,759.91 × 13,417.62
  4. Step 4: Simplify right side
    14,314.29x = 265,130,896.53
  5. Step 5: Solve for x
    x = 265,130,896.53/14,314.29
  6. Step 6: Final answer
    x = 18,522.11

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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.