Home / 39,643.81-59,459.23-14,677.99

Finding the Fourth Proportional to 39,643.81, 59,459.23 and 14,677.99

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Solution

The fourth proportional to 39,643.81, 59,459.23 and 14,677.99 is: 22,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,643.81 : 59,459.23 = 14,677.99 : x
  2. Step 2: Convert to fraction form
    39,643.81/59,459.23 = 14,677.99/x
  3. Step 3: Cross multiply
    39,643.81x = 59,459.23 × 14,677.99
  4. Step 4: Simplify right side
    39,643.81x = 872,741,983.35
  5. Step 5: Solve for x
    x = 872,741,983.35/39,643.81
  6. Step 6: Final answer
    x = 22,014.58

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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.