Home / 30,457.61-45,674.30-11,727.27

Finding the Fourth Proportional to 30,457.61, 45,674.30 and 11,727.27

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Solution

The fourth proportional to 30,457.61, 45,674.30 and 11,727.27 is: 17,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,457.61 : 45,674.30 = 11,727.27 : x
  2. Step 2: Convert to fraction form
    30,457.61/45,674.30 = 11,727.27/x
  3. Step 3: Cross multiply
    30,457.61x = 45,674.30 × 11,727.27
  4. Step 4: Simplify right side
    30,457.61x = 535,634,789.52
  5. Step 5: Solve for x
    x = 535,634,789.52/30,457.61
  6. Step 6: Final answer
    x = 17,586.24

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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.