Home / 52,111.73-78,172.21-14,672.13

Finding the Fourth Proportional to 52,111.73, 78,172.21 and 14,672.13

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Solution

The fourth proportional to 52,111.73, 78,172.21 and 14,672.13 is: 22,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,111.73 : 78,172.21 = 14,672.13 : x
  2. Step 2: Convert to fraction form
    52,111.73/78,172.21 = 14,672.13/x
  3. Step 3: Cross multiply
    52,111.73x = 78,172.21 × 14,672.13
  4. Step 4: Simplify right side
    52,111.73x = 1,146,952,827.51
  5. Step 5: Solve for x
    x = 1,146,952,827.51/52,111.73
  6. Step 6: Final answer
    x = 22,009.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.