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Finding the Fourth Proportional to 35,041.87, 48,357.58 and 19,934.50

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Solution

The fourth proportional to 35,041.87, 48,357.58 and 19,934.50 is: 27,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,041.87 : 48,357.58 = 19,934.50 : x
  2. Step 2: Convert to fraction form
    35,041.87/48,357.58 = 19,934.50/x
  3. Step 3: Cross multiply
    35,041.87x = 48,357.58 × 19,934.50
  4. Step 4: Simplify right side
    35,041.87x = 963,984,178.51
  5. Step 5: Solve for x
    x = 963,984,178.51/35,041.87
  6. Step 6: Final answer
    x = 27,509.50

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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.