Home / 39,690.99-59,509.53-14,717.46

Finding the Fourth Proportional to 39,690.99, 59,509.53 and 14,717.46

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Solution

The fourth proportional to 39,690.99, 59,509.53 and 14,717.46 is: 22,066.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,690.99 : 59,509.53 = 14,717.46 : x
  2. Step 2: Convert to fraction form
    39,690.99/59,509.53 = 14,717.46/x
  3. Step 3: Cross multiply
    39,690.99x = 59,509.53 × 14,717.46
  4. Step 4: Simplify right side
    39,690.99x = 875,829,127.39
  5. Step 5: Solve for x
    x = 875,829,127.39/39,690.99
  6. Step 6: Final answer
    x = 22,066.20

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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.