Home / 35,424.02-53,149.53-13,247.30

Finding the Fourth Proportional to 35,424.02, 53,149.53 and 13,247.30

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Solution

The fourth proportional to 35,424.02, 53,149.53 and 13,247.30 is: 19,876.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,424.02 : 53,149.53 = 13,247.30 : x
  2. Step 2: Convert to fraction form
    35,424.02/53,149.53 = 13,247.30/x
  3. Step 3: Cross multiply
    35,424.02x = 53,149.53 × 13,247.30
  4. Step 4: Simplify right side
    35,424.02x = 704,087,768.77
  5. Step 5: Solve for x
    x = 704,087,768.77/35,424.02
  6. Step 6: Final answer
    x = 19,876.00

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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.