Home / 28,627.08-42,954.36-14,776.08

Finding the Fourth Proportional to 28,627.08, 42,954.36 and 14,776.08

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Solution

The fourth proportional to 28,627.08, 42,954.36 and 14,776.08 is: 22,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,627.08 : 42,954.36 = 14,776.08 : x
  2. Step 2: Convert to fraction form
    28,627.08/42,954.36 = 14,776.08/x
  3. Step 3: Cross multiply
    28,627.08x = 42,954.36 × 14,776.08
  4. Step 4: Simplify right side
    28,627.08x = 634,697,059.71
  5. Step 5: Solve for x
    x = 634,697,059.71/28,627.08
  6. Step 6: Final answer
    x = 22,171.21

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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.