Home / 30,959.04-42,723.93-17,529.92

Finding the Fourth Proportional to 30,959.04, 42,723.93 and 17,529.92

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Solution

The fourth proportional to 30,959.04, 42,723.93 and 17,529.92 is: 24,191.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,959.04 : 42,723.93 = 17,529.92 : x
  2. Step 2: Convert to fraction form
    30,959.04/42,723.93 = 17,529.92/x
  3. Step 3: Cross multiply
    30,959.04x = 42,723.93 × 17,529.92
  4. Step 4: Simplify right side
    30,959.04x = 748,946,861.37
  5. Step 5: Solve for x
    x = 748,946,861.37/30,959.04
  6. Step 6: Final answer
    x = 24,191.54

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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.