Home / 13,492.29-20,238.30-7,569.17

Finding the Fourth Proportional to 13,492.29, 20,238.30 and 7,569.17

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Solution

The fourth proportional to 13,492.29, 20,238.30 and 7,569.17 is: 11,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.29 : 20,238.30 = 7,569.17 : x
  2. Step 2: Convert to fraction form
    13,492.29/20,238.30 = 7,569.17/x
  3. Step 3: Cross multiply
    13,492.29x = 20,238.30 × 7,569.17
  4. Step 4: Simplify right side
    13,492.29x = 153,186,994.17
  5. Step 5: Solve for x
    x = 153,186,994.17/13,492.29
  6. Step 6: Final answer
    x = 11,353.67

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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.