Home / 14,207.45-21,320.69-4,973.45

Finding the Fourth Proportional to 14,207.45, 21,320.69 and 4,973.45

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Solution

The fourth proportional to 14,207.45, 21,320.69 and 4,973.45 is: 7,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.45 : 21,320.69 = 4,973.45 : x
  2. Step 2: Convert to fraction form
    14,207.45/21,320.69 = 4,973.45/x
  3. Step 3: Cross multiply
    14,207.45x = 21,320.69 × 4,973.45
  4. Step 4: Simplify right side
    14,207.45x = 106,037,254.21
  5. Step 5: Solve for x
    x = 106,037,254.21/14,207.45
  6. Step 6: Final answer
    x = 7,463.50

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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.