Home / 14,075.08-19,426.02-8,105.68

Finding the Fourth Proportional to 14,075.08, 19,426.02 and 8,105.68

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Solution

The fourth proportional to 14,075.08, 19,426.02 and 8,105.68 is: 11,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.08 : 19,426.02 = 8,105.68 : x
  2. Step 2: Convert to fraction form
    14,075.08/19,426.02 = 8,105.68/x
  3. Step 3: Cross multiply
    14,075.08x = 19,426.02 × 8,105.68
  4. Step 4: Simplify right side
    14,075.08x = 157,461,101.79
  5. Step 5: Solve for x
    x = 157,461,101.79/14,075.08
  6. Step 6: Final answer
    x = 11,187.23

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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.