Home / 22,577.04-31,157.55-12,506.67

Finding the Fourth Proportional to 22,577.04, 31,157.55 and 12,506.67

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Solution

The fourth proportional to 22,577.04, 31,157.55 and 12,506.67 is: 17,259.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.04 : 31,157.55 = 12,506.67 : x
  2. Step 2: Convert to fraction form
    22,577.04/31,157.55 = 12,506.67/x
  3. Step 3: Cross multiply
    22,577.04x = 31,157.55 × 12,506.67
  4. Step 4: Simplify right side
    22,577.04x = 389,677,195.86
  5. Step 5: Solve for x
    x = 389,677,195.86/22,577.04
  6. Step 6: Final answer
    x = 17,259.89

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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.