Home / 35,059.34-48,388.13-20,718.56

Finding the Fourth Proportional to 35,059.34, 48,388.13 and 20,718.56

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Solution

The fourth proportional to 35,059.34, 48,388.13 and 20,718.56 is: 28,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,059.34 : 48,388.13 = 20,718.56 : x
  2. Step 2: Convert to fraction form
    35,059.34/48,388.13 = 20,718.56/x
  3. Step 3: Cross multiply
    35,059.34x = 48,388.13 × 20,718.56
  4. Step 4: Simplify right side
    35,059.34x = 1,002,532,271.10
  5. Step 5: Solve for x
    x = 1,002,532,271.10/35,059.34
  6. Step 6: Final answer
    x = 28,595.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.