Home / 15,492.08-23,225.06-6,720.40

Finding the Fourth Proportional to 15,492.08, 23,225.06 and 6,720.40

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Solution

The fourth proportional to 15,492.08, 23,225.06 and 6,720.40 is: 10,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492.08 : 23,225.06 = 6,720.40 : x
  2. Step 2: Convert to fraction form
    15,492.08/23,225.06 = 6,720.40/x
  3. Step 3: Cross multiply
    15,492.08x = 23,225.06 × 6,720.40
  4. Step 4: Simplify right side
    15,492.08x = 156,081,693.22
  5. Step 5: Solve for x
    x = 156,081,693.22/15,492.08
  6. Step 6: Final answer
    x = 10,074.93

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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.