Home / 30,397.52-45,603.64-14,811.60

Finding the Fourth Proportional to 30,397.52, 45,603.64 and 14,811.60

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Solution

The fourth proportional to 30,397.52, 45,603.64 and 14,811.60 is: 22,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,397.52 : 45,603.64 = 14,811.60 : x
  2. Step 2: Convert to fraction form
    30,397.52/45,603.64 = 14,811.60/x
  3. Step 3: Cross multiply
    30,397.52x = 45,603.64 × 14,811.60
  4. Step 4: Simplify right side
    30,397.52x = 675,462,874.22
  5. Step 5: Solve for x
    x = 675,462,874.22/30,397.52
  6. Step 6: Final answer
    x = 22,220.99

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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.