Home / 15,438.11-23,151.98-6,075.68

Finding the Fourth Proportional to 15,438.11, 23,151.98 and 6,075.68

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Solution

The fourth proportional to 15,438.11, 23,151.98 and 6,075.68 is: 9,111.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.11 : 23,151.98 = 6,075.68 : x
  2. Step 2: Convert to fraction form
    15,438.11/23,151.98 = 6,075.68/x
  3. Step 3: Cross multiply
    15,438.11x = 23,151.98 × 6,075.68
  4. Step 4: Simplify right side
    15,438.11x = 140,663,887.10
  5. Step 5: Solve for x
    x = 140,663,887.10/15,438.11
  6. Step 6: Final answer
    x = 9,111.47

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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.