Home / 14,027.41-19,358.23-7,740.19

Finding the Fourth Proportional to 14,027.41, 19,358.23 and 7,740.19

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Solution

The fourth proportional to 14,027.41, 19,358.23 and 7,740.19 is: 10,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.41 : 19,358.23 = 7,740.19 : x
  2. Step 2: Convert to fraction form
    14,027.41/19,358.23 = 7,740.19/x
  3. Step 3: Cross multiply
    14,027.41x = 19,358.23 × 7,740.19
  4. Step 4: Simplify right side
    14,027.41x = 149,836,242.77
  5. Step 5: Solve for x
    x = 149,836,242.77/14,027.41
  6. Step 6: Final answer
    x = 10,681.68

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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.