Home / 35,130.45-52,658.76-21,803.43

Finding the Fourth Proportional to 35,130.45, 52,658.76 and 21,803.43

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Solution

The fourth proportional to 35,130.45, 52,658.76 and 21,803.43 is: 32,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.45 : 52,658.76 = 21,803.43 : x
  2. Step 2: Convert to fraction form
    35,130.45/52,658.76 = 21,803.43/x
  3. Step 3: Cross multiply
    35,130.45x = 52,658.76 × 21,803.43
  4. Step 4: Simplify right side
    35,130.45x = 1,148,141,587.55
  5. Step 5: Solve for x
    x = 1,148,141,587.55/35,130.45
  6. Step 6: Final answer
    x = 32,682.23

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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.