Home / 42,995.36-64,468.13-16,669.28

Finding the Fourth Proportional to 42,995.36, 64,468.13 and 16,669.28

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Solution

The fourth proportional to 42,995.36, 64,468.13 and 16,669.28 is: 24,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,995.36 : 64,468.13 = 16,669.28 : x
  2. Step 2: Convert to fraction form
    42,995.36/64,468.13 = 16,669.28/x
  3. Step 3: Cross multiply
    42,995.36x = 64,468.13 × 16,669.28
  4. Step 4: Simplify right side
    42,995.36x = 1,074,636,904.36
  5. Step 5: Solve for x
    x = 1,074,636,904.36/42,995.36
  6. Step 6: Final answer
    x = 24,994.26

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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.