Home / 19,453.42-29,207.54-9,972.64

Finding the Fourth Proportional to 19,453.42, 29,207.54 and 9,972.64

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Solution

The fourth proportional to 19,453.42, 29,207.54 and 9,972.64 is: 14,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.42 : 29,207.54 = 9,972.64 : x
  2. Step 2: Convert to fraction form
    19,453.42/29,207.54 = 9,972.64/x
  3. Step 3: Cross multiply
    19,453.42x = 29,207.54 × 9,972.64
  4. Step 4: Simplify right side
    19,453.42x = 291,276,281.71
  5. Step 5: Solve for x
    x = 291,276,281.71/19,453.42
  6. Step 6: Final answer
    x = 14,973.01

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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.