Home / 35,669.16-53,468.28-19,881.38

Finding the Fourth Proportional to 35,669.16, 53,468.28 and 19,881.38

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Solution

The fourth proportional to 35,669.16, 53,468.28 and 19,881.38 is: 29,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,669.16 : 53,468.28 = 19,881.38 : x
  2. Step 2: Convert to fraction form
    35,669.16/53,468.28 = 19,881.38/x
  3. Step 3: Cross multiply
    35,669.16x = 53,468.28 × 19,881.38
  4. Step 4: Simplify right side
    35,669.16x = 1,063,022,925.29
  5. Step 5: Solve for x
    x = 1,063,022,925.29/35,669.16
  6. Step 6: Final answer
    x = 29,802.30

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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.