Home / 13,460.02-18,575.13-7,492.30

Finding the Fourth Proportional to 13,460.02, 18,575.13 and 7,492.30

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Solution

The fourth proportional to 13,460.02, 18,575.13 and 7,492.30 is: 10,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.02 : 18,575.13 = 7,492.30 : x
  2. Step 2: Convert to fraction form
    13,460.02/18,575.13 = 7,492.30/x
  3. Step 3: Cross multiply
    13,460.02x = 18,575.13 × 7,492.30
  4. Step 4: Simplify right side
    13,460.02x = 139,170,446.50
  5. Step 5: Solve for x
    x = 139,170,446.50/13,460.02
  6. Step 6: Final answer
    x = 10,339.54

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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.