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Finding the Fourth Proportional to 35,041.88, 48,358.86 and 19,933.76

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Solution

The fourth proportional to 35,041.88, 48,358.86 and 19,933.76 is: 27,509.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,041.88 : 48,358.86 = 19,933.76 : x
  2. Step 2: Convert to fraction form
    35,041.88/48,358.86 = 19,933.76/x
  3. Step 3: Cross multiply
    35,041.88x = 48,358.86 × 19,933.76
  4. Step 4: Simplify right side
    35,041.88x = 963,973,909.11
  5. Step 5: Solve for x
    x = 963,973,909.11/35,041.88
  6. Step 6: Final answer
    x = 27,509.19

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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.