Home / 39,019.59-58,515.21-13,713.98

Finding the Fourth Proportional to 39,019.59, 58,515.21 and 13,713.98

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Solution

The fourth proportional to 39,019.59, 58,515.21 and 13,713.98 is: 20,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,019.59 : 58,515.21 = 13,713.98 : x
  2. Step 2: Convert to fraction form
    39,019.59/58,515.21 = 13,713.98/x
  3. Step 3: Cross multiply
    39,019.59x = 58,515.21 × 13,713.98
  4. Step 4: Simplify right side
    39,019.59x = 802,476,127.06
  5. Step 5: Solve for x
    x = 802,476,127.06/39,019.59
  6. Step 6: Final answer
    x = 20,565.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.