Home / 19,459.22-26,855.08-11,075.72

Finding the Fourth Proportional to 19,459.22, 26,855.08 and 11,075.72

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Solution

The fourth proportional to 19,459.22, 26,855.08 and 11,075.72 is: 15,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,459.22 : 26,855.08 = 11,075.72 : x
  2. Step 2: Convert to fraction form
    19,459.22/26,855.08 = 11,075.72/x
  3. Step 3: Cross multiply
    19,459.22x = 26,855.08 × 11,075.72
  4. Step 4: Simplify right side
    19,459.22x = 297,439,184.69
  5. Step 5: Solve for x
    x = 297,439,184.69/19,459.22
  6. Step 6: Final answer
    x = 15,285.26

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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.