Home / 14,795.40-22,182.14-5,430.48

Finding the Fourth Proportional to 14,795.40, 22,182.14 and 5,430.48

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Solution

The fourth proportional to 14,795.40, 22,182.14 and 5,430.48 is: 8,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,795.40 : 22,182.14 = 5,430.48 : x
  2. Step 2: Convert to fraction form
    14,795.40/22,182.14 = 5,430.48/x
  3. Step 3: Cross multiply
    14,795.40x = 22,182.14 × 5,430.48
  4. Step 4: Simplify right side
    14,795.40x = 120,459,667.63
  5. Step 5: Solve for x
    x = 120,459,667.63/14,795.40
  6. Step 6: Final answer
    x = 8,141.70

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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.