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Finding the Fourth Proportional to 35,486.10, 48,970.44 and 19,571.22

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Solution

The fourth proportional to 35,486.10, 48,970.44 and 19,571.22 is: 27,008.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,486.10 : 48,970.44 = 19,571.22 : x
  2. Step 2: Convert to fraction form
    35,486.10/48,970.44 = 19,571.22/x
  3. Step 3: Cross multiply
    35,486.10x = 48,970.44 × 19,571.22
  4. Step 4: Simplify right side
    35,486.10x = 958,411,254.74
  5. Step 5: Solve for x
    x = 958,411,254.74/35,486.10
  6. Step 6: Final answer
    x = 27,008.08

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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.