Home / 35,395.57-53,068.75-15,663.36

Finding the Fourth Proportional to 35,395.57, 53,068.75 and 15,663.36

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Solution

The fourth proportional to 35,395.57, 53,068.75 and 15,663.36 is: 23,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,395.57 : 53,068.75 = 15,663.36 : x
  2. Step 2: Convert to fraction form
    35,395.57/53,068.75 = 15,663.36/x
  3. Step 3: Cross multiply
    35,395.57x = 53,068.75 × 15,663.36
  4. Step 4: Simplify right side
    35,395.57x = 831,234,896.84
  5. Step 5: Solve for x
    x = 831,234,896.84/35,395.57
  6. Step 6: Final answer
    x = 23,484.15

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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.