Home / 15,593.04-21,518.42-8,878.67

Finding the Fourth Proportional to 15,593.04, 21,518.42 and 8,878.67

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Solution

The fourth proportional to 15,593.04, 21,518.42 and 8,878.67 is: 12,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,593.04 : 21,518.42 = 8,878.67 : x
  2. Step 2: Convert to fraction form
    15,593.04/21,518.42 = 8,878.67/x
  3. Step 3: Cross multiply
    15,593.04x = 21,518.42 × 8,878.67
  4. Step 4: Simplify right side
    15,593.04x = 191,054,905.71
  5. Step 5: Solve for x
    x = 191,054,905.71/15,593.04
  6. Step 6: Final answer
    x = 12,252.58

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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.