Home / 32,853.06-45,320.94-19,417.86

Finding the Fourth Proportional to 32,853.06, 45,320.94 and 19,417.86

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Solution

The fourth proportional to 32,853.06, 45,320.94 and 19,417.86 is: 26,787.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,853.06 : 45,320.94 = 19,417.86 : x
  2. Step 2: Convert to fraction form
    32,853.06/45,320.94 = 19,417.86/x
  3. Step 3: Cross multiply
    32,853.06x = 45,320.94 × 19,417.86
  4. Step 4: Simplify right side
    32,853.06x = 880,035,667.99
  5. Step 5: Solve for x
    x = 880,035,667.99/32,853.06
  6. Step 6: Final answer
    x = 26,787.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.