Home / 43,282.95-64,885.24-16,980.63

Finding the Fourth Proportional to 43,282.95, 64,885.24 and 16,980.63

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Solution

The fourth proportional to 43,282.95, 64,885.24 and 16,980.63 is: 25,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,282.95 : 64,885.24 = 16,980.63 : x
  2. Step 2: Convert to fraction form
    43,282.95/64,885.24 = 16,980.63/x
  3. Step 3: Cross multiply
    43,282.95x = 64,885.24 × 16,980.63
  4. Step 4: Simplify right side
    43,282.95x = 1,101,792,252.90
  5. Step 5: Solve for x
    x = 1,101,792,252.90/43,282.95
  6. Step 6: Final answer
    x = 25,455.57

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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.