Home / 35,588.10-49,111.80-19,455.46

Finding the Fourth Proportional to 35,588.10, 49,111.80 and 19,455.46

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Solution

The fourth proportional to 35,588.10, 49,111.80 and 19,455.46 is: 26,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,588.10 : 49,111.80 = 19,455.46 : x
  2. Step 2: Convert to fraction form
    35,588.10/49,111.80 = 19,455.46/x
  3. Step 3: Cross multiply
    35,588.10x = 49,111.80 × 19,455.46
  4. Step 4: Simplify right side
    35,588.10x = 955,492,660.43
  5. Step 5: Solve for x
    x = 955,492,660.43/35,588.10
  6. Step 6: Final answer
    x = 26,848.66

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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.