Home / 30,656.61-45,918.35-14,828.44

Finding the Fourth Proportional to 30,656.61, 45,918.35 and 14,828.44

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Solution

The fourth proportional to 30,656.61, 45,918.35 and 14,828.44 is: 22,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,656.61 : 45,918.35 = 14,828.44 : x
  2. Step 2: Convert to fraction form
    30,656.61/45,918.35 = 14,828.44/x
  3. Step 3: Cross multiply
    30,656.61x = 45,918.35 × 14,828.44
  4. Step 4: Simplify right side
    30,656.61x = 680,897,497.87
  5. Step 5: Solve for x
    x = 680,897,497.87/30,656.61
  6. Step 6: Final answer
    x = 22,210.46

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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.