Home / 28,852.36-43,280.14-14,073.88

Finding the Fourth Proportional to 28,852.36, 43,280.14 and 14,073.88

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Solution

The fourth proportional to 28,852.36, 43,280.14 and 14,073.88 is: 21,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.36 : 43,280.14 = 14,073.88 : x
  2. Step 2: Convert to fraction form
    28,852.36/43,280.14 = 14,073.88/x
  3. Step 3: Cross multiply
    28,852.36x = 43,280.14 × 14,073.88
  4. Step 4: Simplify right side
    28,852.36x = 609,119,496.74
  5. Step 5: Solve for x
    x = 609,119,496.74/28,852.36
  6. Step 6: Final answer
    x = 21,111.60

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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.