Home / 17,970.28-26,967.67-9,211.34

Finding the Fourth Proportional to 17,970.28, 26,967.67 and 9,211.34

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Solution

The fourth proportional to 17,970.28, 26,967.67 and 9,211.34 is: 13,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.28 : 26,967.67 = 9,211.34 : x
  2. Step 2: Convert to fraction form
    17,970.28/26,967.67 = 9,211.34/x
  3. Step 3: Cross multiply
    17,970.28x = 26,967.67 × 9,211.34
  4. Step 4: Simplify right side
    17,970.28x = 248,408,421.77
  5. Step 5: Solve for x
    x = 248,408,421.77/17,970.28
  6. Step 6: Final answer
    x = 13,823.29

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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.