Home / 42,668.00-64,014.29-13,090.17

Finding the Fourth Proportional to 42,668.00, 64,014.29 and 13,090.17

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Solution

The fourth proportional to 42,668.00, 64,014.29 and 13,090.17 is: 19,639.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,668.00 : 64,014.29 = 13,090.17 : x
  2. Step 2: Convert to fraction form
    42,668.00/64,014.29 = 13,090.17/x
  3. Step 3: Cross multiply
    42,668.00x = 64,014.29 × 13,090.17
  4. Step 4: Simplify right side
    42,668.00x = 837,957,873.08
  5. Step 5: Solve for x
    x = 837,957,873.08/42,668.00
  6. Step 6: Final answer
    x = 19,639.03

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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.