Home / 35,211.20-52,816.80-10,587.20

Finding the Fourth Proportional to 35,211.20, 52,816.80 and 10,587.20

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Solution

The fourth proportional to 35,211.20, 52,816.80 and 10,587.20 is: 15,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.20 : 52,816.80 = 10,587.20 : x
  2. Step 2: Convert to fraction form
    35,211.20/52,816.80 = 10,587.20/x
  3. Step 3: Cross multiply
    35,211.20x = 52,816.80 × 10,587.20
  4. Step 4: Simplify right side
    35,211.20x = 559,182,024.96
  5. Step 5: Solve for x
    x = 559,182,024.96/35,211.20
  6. Step 6: Final answer
    x = 15,880.80

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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.