Home / 45,246.99-67,875.72-17,188.08

Finding the Fourth Proportional to 45,246.99, 67,875.72 and 17,188.08

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Solution

The fourth proportional to 45,246.99, 67,875.72 and 17,188.08 is: 25,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,246.99 : 67,875.72 = 17,188.08 : x
  2. Step 2: Convert to fraction form
    45,246.99/67,875.72 = 17,188.08/x
  3. Step 3: Cross multiply
    45,246.99x = 67,875.72 × 17,188.08
  4. Step 4: Simplify right side
    45,246.99x = 1,166,653,305.42
  5. Step 5: Solve for x
    x = 1,166,653,305.42/45,246.99
  6. Step 6: Final answer
    x = 25,784.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.