Home / 13,459.03-20,186.11-4,696.45

Finding the Fourth Proportional to 13,459.03, 20,186.11 and 4,696.45

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Solution

The fourth proportional to 13,459.03, 20,186.11 and 4,696.45 is: 7,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.03 : 20,186.11 = 4,696.45 : x
  2. Step 2: Convert to fraction form
    13,459.03/20,186.11 = 4,696.45/x
  3. Step 3: Cross multiply
    13,459.03x = 20,186.11 × 4,696.45
  4. Step 4: Simplify right side
    13,459.03x = 94,803,011.71
  5. Step 5: Solve for x
    x = 94,803,011.71/13,459.03
  6. Step 6: Final answer
    x = 7,043.82

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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.