Home / 21,751.95-32,558.67-17,319.63

Finding the Fourth Proportional to 21,751.95, 32,558.67 and 17,319.63

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Solution

The fourth proportional to 21,751.95, 32,558.67 and 17,319.63 is: 25,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,751.95 : 32,558.67 = 17,319.63 : x
  2. Step 2: Convert to fraction form
    21,751.95/32,558.67 = 17,319.63/x
  3. Step 3: Cross multiply
    21,751.95x = 32,558.67 × 17,319.63
  4. Step 4: Simplify right side
    21,751.95x = 563,904,117.69
  5. Step 5: Solve for x
    x = 563,904,117.69/21,751.95
  6. Step 6: Final answer
    x = 25,924.30

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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.