Home / 19,829.61-29,705.18-14,904.81

Finding the Fourth Proportional to 19,829.61, 29,705.18 and 14,904.81

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Solution

The fourth proportional to 19,829.61, 29,705.18 and 14,904.81 is: 22,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.61 : 29,705.18 = 14,904.81 : x
  2. Step 2: Convert to fraction form
    19,829.61/29,705.18 = 14,904.81/x
  3. Step 3: Cross multiply
    19,829.61x = 29,705.18 × 14,904.81
  4. Step 4: Simplify right side
    19,829.61x = 442,749,989.39
  5. Step 5: Solve for x
    x = 442,749,989.39/19,829.61
  6. Step 6: Final answer
    x = 22,327.72

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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.