Home / 42,136.08-63,165.06-15,858.24

Finding the Fourth Proportional to 42,136.08, 63,165.06 and 15,858.24

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Solution

The fourth proportional to 42,136.08, 63,165.06 and 15,858.24 is: 23,772.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136.08 : 63,165.06 = 15,858.24 : x
  2. Step 2: Convert to fraction form
    42,136.08/63,165.06 = 15,858.24/x
  3. Step 3: Cross multiply
    42,136.08x = 63,165.06 × 15,858.24
  4. Step 4: Simplify right side
    42,136.08x = 1,001,686,681.09
  5. Step 5: Solve for x
    x = 1,001,686,681.09/42,136.08
  6. Step 6: Final answer
    x = 23,772.66

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1.5x scale

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.