Home / 15,075.72-22,580.70-9,214.56

Finding the Fourth Proportional to 15,075.72, 22,580.70 and 9,214.56

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Solution

The fourth proportional to 15,075.72, 22,580.70 and 9,214.56 is: 13,801.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075.72 : 22,580.70 = 9,214.56 : x
  2. Step 2: Convert to fraction form
    15,075.72/22,580.70 = 9,214.56/x
  3. Step 3: Cross multiply
    15,075.72x = 22,580.70 × 9,214.56
  4. Step 4: Simplify right side
    15,075.72x = 208,071,214.99
  5. Step 5: Solve for x
    x = 208,071,214.99/15,075.72
  6. Step 6: Final answer
    x = 13,801.74

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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.