Home / 39,066.36-58,526.10-19,321.80

Finding the Fourth Proportional to 39,066.36, 58,526.10 and 19,321.80

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Solution

The fourth proportional to 39,066.36, 58,526.10 and 19,321.80 is: 28,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,066.36 : 58,526.10 = 19,321.80 : x
  2. Step 2: Convert to fraction form
    39,066.36/58,526.10 = 19,321.80/x
  3. Step 3: Cross multiply
    39,066.36x = 58,526.10 × 19,321.80
  4. Step 4: Simplify right side
    39,066.36x = 1,130,829,598.98
  5. Step 5: Solve for x
    x = 1,130,829,598.98/39,066.36
  6. Step 6: Final answer
    x = 28,946.38

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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.