Home / 14,877.98-20,522.26-10,400.10

Finding the Fourth Proportional to 14,877.98, 20,522.26 and 10,400.10

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Solution

The fourth proportional to 14,877.98, 20,522.26 and 10,400.10 is: 14,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,877.98 : 20,522.26 = 10,400.10 : x
  2. Step 2: Convert to fraction form
    14,877.98/20,522.26 = 10,400.10/x
  3. Step 3: Cross multiply
    14,877.98x = 20,522.26 × 10,400.10
  4. Step 4: Simplify right side
    14,877.98x = 213,433,492.27
  5. Step 5: Solve for x
    x = 213,433,492.27/14,877.98
  6. Step 6: Final answer
    x = 14,345.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.