Home / 19,962.45-29,881.38-14,703.40

Finding the Fourth Proportional to 19,962.45, 29,881.38 and 14,703.40

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Solution

The fourth proportional to 19,962.45, 29,881.38 and 14,703.40 is: 22,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.45 : 29,881.38 = 14,703.40 : x
  2. Step 2: Convert to fraction form
    19,962.45/29,881.38 = 14,703.40/x
  3. Step 3: Cross multiply
    19,962.45x = 29,881.38 × 14,703.40
  4. Step 4: Simplify right side
    19,962.45x = 439,357,849.79
  5. Step 5: Solve for x
    x = 439,357,849.79/19,962.45
  6. Step 6: Final answer
    x = 22,009.21

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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.