Home / 33,070.13-45,637.15-19,461.18

Finding the Fourth Proportional to 33,070.13, 45,637.15 and 19,461.18

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Solution

The fourth proportional to 33,070.13, 45,637.15 and 19,461.18 is: 26,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,070.13 : 45,637.15 = 19,461.18 : x
  2. Step 2: Convert to fraction form
    33,070.13/45,637.15 = 19,461.18/x
  3. Step 3: Cross multiply
    33,070.13x = 45,637.15 × 19,461.18
  4. Step 4: Simplify right side
    33,070.13x = 888,152,904.93
  5. Step 5: Solve for x
    x = 888,152,904.93/33,070.13
  6. Step 6: Final answer
    x = 26,856.65

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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.