Home / 35,614.02-49,148.22-19,698.78

Finding the Fourth Proportional to 35,614.02, 49,148.22 and 19,698.78

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Solution

The fourth proportional to 35,614.02, 49,148.22 and 19,698.78 is: 27,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,614.02 : 49,148.22 = 19,698.78 : x
  2. Step 2: Convert to fraction form
    35,614.02/49,148.22 = 19,698.78/x
  3. Step 3: Cross multiply
    35,614.02x = 49,148.22 × 19,698.78
  4. Step 4: Simplify right side
    35,614.02x = 968,159,973.17
  5. Step 5: Solve for x
    x = 968,159,973.17/35,614.02
  6. Step 6: Final answer
    x = 27,184.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.