Home / 35,571.15-49,089.18-19,656.63

Finding the Fourth Proportional to 35,571.15, 49,089.18 and 19,656.63

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Solution

The fourth proportional to 35,571.15, 49,089.18 and 19,656.63 is: 27,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,571.15 : 49,089.18 = 19,656.63 : x
  2. Step 2: Convert to fraction form
    35,571.15/49,089.18 = 19,656.63/x
  3. Step 3: Cross multiply
    35,571.15x = 49,089.18 × 19,656.63
  4. Step 4: Simplify right side
    35,571.15x = 964,927,848.26
  5. Step 5: Solve for x
    x = 964,927,848.26/35,571.15
  6. Step 6: Final answer
    x = 27,126.70

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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.