Home / 35,484.72-48,966.84-20,374.96

Finding the Fourth Proportional to 35,484.72, 48,966.84 and 20,374.96

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Solution

The fourth proportional to 35,484.72, 48,966.84 and 20,374.96 is: 28,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,484.72 : 48,966.84 = 20,374.96 : x
  2. Step 2: Convert to fraction form
    35,484.72/48,966.84 = 20,374.96/x
  3. Step 3: Cross multiply
    35,484.72x = 48,966.84 × 20,374.96
  4. Step 4: Simplify right side
    35,484.72x = 997,697,406.33
  5. Step 5: Solve for x
    x = 997,697,406.33/35,484.72
  6. Step 6: Final answer
    x = 28,116.25

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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.