Home / 35,656.24-49,211.01-20,551.15

Finding the Fourth Proportional to 35,656.24, 49,211.01 and 20,551.15

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Solution

The fourth proportional to 35,656.24, 49,211.01 and 20,551.15 is: 28,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.24 : 49,211.01 = 20,551.15 : x
  2. Step 2: Convert to fraction form
    35,656.24/49,211.01 = 20,551.15/x
  3. Step 3: Cross multiply
    35,656.24x = 49,211.01 × 20,551.15
  4. Step 4: Simplify right side
    35,656.24x = 1,011,342,848.16
  5. Step 5: Solve for x
    x = 1,011,342,848.16/35,656.24
  6. Step 6: Final answer
    x = 28,363.70

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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.