Home / 14,858.10-20,492.88-9,482.18

Finding the Fourth Proportional to 14,858.10, 20,492.88 and 9,482.18

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Solution

The fourth proportional to 14,858.10, 20,492.88 and 9,482.18 is: 13,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.10 : 20,492.88 = 9,482.18 : x
  2. Step 2: Convert to fraction form
    14,858.10/20,492.88 = 9,482.18/x
  3. Step 3: Cross multiply
    14,858.10x = 20,492.88 × 9,482.18
  4. Step 4: Simplify right side
    14,858.10x = 194,317,176.88
  5. Step 5: Solve for x
    x = 194,317,176.88/14,858.10
  6. Step 6: Final answer
    x = 13,078.20

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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.