Home / 16,877.60-25,316.40-16,071.20

Finding the Fourth Proportional to 16,877.60, 25,316.40 and 16,071.20

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Solution

The fourth proportional to 16,877.60, 25,316.40 and 16,071.20 is: 24,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.60 : 25,316.40 = 16,071.20 : x
  2. Step 2: Convert to fraction form
    16,877.60/25,316.40 = 16,071.20/x
  3. Step 3: Cross multiply
    16,877.60x = 25,316.40 × 16,071.20
  4. Step 4: Simplify right side
    16,877.60x = 406,864,927.68
  5. Step 5: Solve for x
    x = 406,864,927.68/16,877.60
  6. Step 6: Final answer
    x = 24,106.80

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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.