Home / 17,075.30-23,563.81-9,521.72

Finding the Fourth Proportional to 17,075.30, 23,563.81 and 9,521.72

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Solution

The fourth proportional to 17,075.30, 23,563.81 and 9,521.72 is: 13,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,075.30 : 23,563.81 = 9,521.72 : x
  2. Step 2: Convert to fraction form
    17,075.30/23,563.81 = 9,521.72/x
  3. Step 3: Cross multiply
    17,075.30x = 23,563.81 × 9,521.72
  4. Step 4: Simplify right side
    17,075.30x = 224,368,000.95
  5. Step 5: Solve for x
    x = 224,368,000.95/17,075.30
  6. Step 6: Final answer
    x = 13,139.92

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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.