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Finding the Fourth Proportional to 35,050.96, 48,368.10 and 20,904.04

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Solution

The fourth proportional to 35,050.96, 48,368.10 and 20,904.04 is: 28,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,050.96 : 48,368.10 = 20,904.04 : x
  2. Step 2: Convert to fraction form
    35,050.96/48,368.10 = 20,904.04/x
  3. Step 3: Cross multiply
    35,050.96x = 48,368.10 × 20,904.04
  4. Step 4: Simplify right side
    35,050.96x = 1,011,088,697.12
  5. Step 5: Solve for x
    x = 1,011,088,697.12/35,050.96
  6. Step 6: Final answer
    x = 28,846.25

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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.