Home / 31,559.63-43,551.34-17,219.74

Finding the Fourth Proportional to 31,559.63, 43,551.34 and 17,219.74

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Solution

The fourth proportional to 31,559.63, 43,551.34 and 17,219.74 is: 23,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,559.63 : 43,551.34 = 17,219.74 : x
  2. Step 2: Convert to fraction form
    31,559.63/43,551.34 = 17,219.74/x
  3. Step 3: Cross multiply
    31,559.63x = 43,551.34 × 17,219.74
  4. Step 4: Simplify right side
    31,559.63x = 749,942,599.52
  5. Step 5: Solve for x
    x = 749,942,599.52/31,559.63
  6. Step 6: Final answer
    x = 23,762.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.