Home / 42,448.10-63,670.52-14,370.26

Finding the Fourth Proportional to 42,448.10, 63,670.52 and 14,370.26

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Solution

The fourth proportional to 42,448.10, 63,670.52 and 14,370.26 is: 21,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,448.10 : 63,670.52 = 14,370.26 : x
  2. Step 2: Convert to fraction form
    42,448.10/63,670.52 = 14,370.26/x
  3. Step 3: Cross multiply
    42,448.10x = 63,670.52 × 14,370.26
  4. Step 4: Simplify right side
    42,448.10x = 914,961,926.74
  5. Step 5: Solve for x
    x = 914,961,926.74/42,448.10
  6. Step 6: Final answer
    x = 21,554.84

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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.