Home / 35,075.91-52,612.28-12,887.66

Finding the Fourth Proportional to 35,075.91, 52,612.28 and 12,887.66

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Solution

The fourth proportional to 35,075.91, 52,612.28 and 12,887.66 is: 19,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,075.91 : 52,612.28 = 12,887.66 : x
  2. Step 2: Convert to fraction form
    35,075.91/52,612.28 = 12,887.66/x
  3. Step 3: Cross multiply
    35,075.91x = 52,612.28 × 12,887.66
  4. Step 4: Simplify right side
    35,075.91x = 678,049,243.56
  5. Step 5: Solve for x
    x = 678,049,243.56/35,075.91
  6. Step 6: Final answer
    x = 19,330.91

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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.