Home / 14,323.12-21,480.51-4,962.76

Finding the Fourth Proportional to 14,323.12, 21,480.51 and 4,962.76

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Solution

The fourth proportional to 14,323.12, 21,480.51 and 4,962.76 is: 7,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.12 : 21,480.51 = 4,962.76 : x
  2. Step 2: Convert to fraction form
    14,323.12/21,480.51 = 4,962.76/x
  3. Step 3: Cross multiply
    14,323.12x = 21,480.51 × 4,962.76
  4. Step 4: Simplify right side
    14,323.12x = 106,602,615.81
  5. Step 5: Solve for x
    x = 106,602,615.81/14,323.12
  6. Step 6: Final answer
    x = 7,442.70

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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.