Home / 23,492.76-32,421.52-15,521.02

Finding the Fourth Proportional to 23,492.76, 32,421.52 and 15,521.02

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Solution

The fourth proportional to 23,492.76, 32,421.52 and 15,521.02 is: 21,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,492.76 : 32,421.52 = 15,521.02 : x
  2. Step 2: Convert to fraction form
    23,492.76/32,421.52 = 15,521.02/x
  3. Step 3: Cross multiply
    23,492.76x = 32,421.52 × 15,521.02
  4. Step 4: Simplify right side
    23,492.76x = 503,215,060.35
  5. Step 5: Solve for x
    x = 503,215,060.35/23,492.76
  6. Step 6: Final answer
    x = 21,420.01

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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.