Home / 35,075.79-52,621.56-18,443.70

Finding the Fourth Proportional to 35,075.79, 52,621.56 and 18,443.70

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Solution

The fourth proportional to 35,075.79, 52,621.56 and 18,443.70 is: 27,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,075.79 : 52,621.56 = 18,443.70 : x
  2. Step 2: Convert to fraction form
    35,075.79/52,621.56 = 18,443.70/x
  3. Step 3: Cross multiply
    35,075.79x = 52,621.56 × 18,443.70
  4. Step 4: Simplify right side
    35,075.79x = 970,536,266.17
  5. Step 5: Solve for x
    x = 970,536,266.17/35,075.79
  6. Step 6: Final answer
    x = 27,669.69

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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.