Home / 13,071.20-19,595.28-6,154.08

Finding the Fourth Proportional to 13,071.20, 19,595.28 and 6,154.08

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Solution

The fourth proportional to 13,071.20, 19,595.28 and 6,154.08 is: 9,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.20 : 19,595.28 = 6,154.08 : x
  2. Step 2: Convert to fraction form
    13,071.20/19,595.28 = 6,154.08/x
  3. Step 3: Cross multiply
    13,071.20x = 19,595.28 × 6,154.08
  4. Step 4: Simplify right side
    13,071.20x = 120,590,920.74
  5. Step 5: Solve for x
    x = 120,590,920.74/13,071.20
  6. Step 6: Final answer
    x = 9,225.70

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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.