Home / 28,011.24-42,014.30-16,317.16

Finding the Fourth Proportional to 28,011.24, 42,014.30 and 16,317.16

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Solution

The fourth proportional to 28,011.24, 42,014.30 and 16,317.16 is: 24,474.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,011.24 : 42,014.30 = 16,317.16 : x
  2. Step 2: Convert to fraction form
    28,011.24/42,014.30 = 16,317.16/x
  3. Step 3: Cross multiply
    28,011.24x = 42,014.30 × 16,317.16
  4. Step 4: Simplify right side
    28,011.24x = 685,554,055.39
  5. Step 5: Solve for x
    x = 685,554,055.39/28,011.24
  6. Step 6: Final answer
    x = 24,474.25

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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.