Home / 14,177.51-19,562.15-7,888.67

Finding the Fourth Proportional to 14,177.51, 19,562.15 and 7,888.67

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Solution

The fourth proportional to 14,177.51, 19,562.15 and 7,888.67 is: 10,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.51 : 19,562.15 = 7,888.67 : x
  2. Step 2: Convert to fraction form
    14,177.51/19,562.15 = 7,888.67/x
  3. Step 3: Cross multiply
    14,177.51x = 19,562.15 × 7,888.67
  4. Step 4: Simplify right side
    14,177.51x = 154,319,306.40
  5. Step 5: Solve for x
    x = 154,319,306.40/14,177.51
  6. Step 6: Final answer
    x = 10,884.80

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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.