Home / 30,045.61-41,459.30-16,615.04

Finding the Fourth Proportional to 30,045.61, 41,459.30 and 16,615.04

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Solution

The fourth proportional to 30,045.61, 41,459.30 and 16,615.04 is: 22,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.61 : 41,459.30 = 16,615.04 : x
  2. Step 2: Convert to fraction form
    30,045.61/41,459.30 = 16,615.04/x
  3. Step 3: Cross multiply
    30,045.61x = 41,459.30 × 16,615.04
  4. Step 4: Simplify right side
    30,045.61x = 688,847,637.50
  5. Step 5: Solve for x
    x = 688,847,637.50/30,045.61
  6. Step 6: Final answer
    x = 22,926.73

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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.