Home / 42,376.82-63,585.96-17,075.28

Finding the Fourth Proportional to 42,376.82, 63,585.96 and 17,075.28

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Solution

The fourth proportional to 42,376.82, 63,585.96 and 17,075.28 is: 25,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.82 : 63,585.96 = 17,075.28 : x
  2. Step 2: Convert to fraction form
    42,376.82/63,585.96 = 17,075.28/x
  3. Step 3: Cross multiply
    42,376.82x = 63,585.96 × 17,075.28
  4. Step 4: Simplify right side
    42,376.82x = 1,085,748,071.07
  5. Step 5: Solve for x
    x = 1,085,748,071.07/42,376.82
  6. Step 6: Final answer
    x = 25,621.27

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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.