Home / 45,284.24-67,913.40-14,111.12

Finding the Fourth Proportional to 45,284.24, 67,913.40 and 14,111.12

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Solution

The fourth proportional to 45,284.24, 67,913.40 and 14,111.12 is: 21,162.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,284.24 : 67,913.40 = 14,111.12 : x
  2. Step 2: Convert to fraction form
    45,284.24/67,913.40 = 14,111.12/x
  3. Step 3: Cross multiply
    45,284.24x = 67,913.40 × 14,111.12
  4. Step 4: Simplify right side
    45,284.24x = 958,334,137.01
  5. Step 5: Solve for x
    x = 958,334,137.01/45,284.24
  6. Step 6: Final answer
    x = 21,162.64

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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.