Home / 42,014.51-63,022.98-15,714.23

Finding the Fourth Proportional to 42,014.51, 63,022.98 and 15,714.23

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Solution

The fourth proportional to 42,014.51, 63,022.98 and 15,714.23 is: 23,571.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,014.51 : 63,022.98 = 15,714.23 : x
  2. Step 2: Convert to fraction form
    42,014.51/63,022.98 = 15,714.23/x
  3. Step 3: Cross multiply
    42,014.51x = 63,022.98 × 15,714.23
  4. Step 4: Simplify right side
    42,014.51x = 990,357,603.01
  5. Step 5: Solve for x
    x = 990,357,603.01/42,014.51
  6. Step 6: Final answer
    x = 23,571.80

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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.