Home / 34,182.76-47,172.11-19,075.25

Finding the Fourth Proportional to 34,182.76, 47,172.11 and 19,075.25

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Solution

The fourth proportional to 34,182.76, 47,172.11 and 19,075.25 is: 26,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,182.76 : 47,172.11 = 19,075.25 : x
  2. Step 2: Convert to fraction form
    34,182.76/47,172.11 = 19,075.25/x
  3. Step 3: Cross multiply
    34,182.76x = 47,172.11 × 19,075.25
  4. Step 4: Simplify right side
    34,182.76x = 899,819,956.90
  5. Step 5: Solve for x
    x = 899,819,956.90/34,182.76
  6. Step 6: Final answer
    x = 26,323.80

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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.