Home / 35,973.02-53,975.10-19,313.61

Finding the Fourth Proportional to 35,973.02, 53,975.10 and 19,313.61

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Solution

The fourth proportional to 35,973.02, 53,975.10 and 19,313.61 is: 28,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,973.02 : 53,975.10 = 19,313.61 : x
  2. Step 2: Convert to fraction form
    35,973.02/53,975.10 = 19,313.61/x
  3. Step 3: Cross multiply
    35,973.02x = 53,975.10 × 19,313.61
  4. Step 4: Simplify right side
    35,973.02x = 1,042,454,031.11
  5. Step 5: Solve for x
    x = 1,042,454,031.11/35,973.02
  6. Step 6: Final answer
    x = 28,978.78

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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.