Home / 14,075.48-19,423.50-8,107.32

Finding the Fourth Proportional to 14,075.48, 19,423.50 and 8,107.32

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Solution

The fourth proportional to 14,075.48, 19,423.50 and 8,107.32 is: 11,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.48 : 19,423.50 = 8,107.32 : x
  2. Step 2: Convert to fraction form
    14,075.48/19,423.50 = 8,107.32/x
  3. Step 3: Cross multiply
    14,075.48x = 19,423.50 × 8,107.32
  4. Step 4: Simplify right side
    14,075.48x = 157,472,530.02
  5. Step 5: Solve for x
    x = 157,472,530.02/14,075.48
  6. Step 6: Final answer
    x = 11,187.72

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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.