Home / 35,393.04-53,122.38-17,875.20

Finding the Fourth Proportional to 35,393.04, 53,122.38 and 17,875.20

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Solution

The fourth proportional to 35,393.04, 53,122.38 and 17,875.20 is: 26,829.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.04 : 53,122.38 = 17,875.20 : x
  2. Step 2: Convert to fraction form
    35,393.04/53,122.38 = 17,875.20/x
  3. Step 3: Cross multiply
    35,393.04x = 53,122.38 × 17,875.20
  4. Step 4: Simplify right side
    35,393.04x = 949,573,166.98
  5. Step 5: Solve for x
    x = 949,573,166.98/35,393.04
  6. Step 6: Final answer
    x = 26,829.38

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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.