Home / 56,146.12-84,201.02-18,696.18

Finding the Fourth Proportional to 56,146.12, 84,201.02 and 18,696.18

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Solution

The fourth proportional to 56,146.12, 84,201.02 and 18,696.18 is: 28,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,146.12 : 84,201.02 = 18,696.18 : x
  2. Step 2: Convert to fraction form
    56,146.12/84,201.02 = 18,696.18/x
  3. Step 3: Cross multiply
    56,146.12x = 84,201.02 × 18,696.18
  4. Step 4: Simplify right side
    56,146.12x = 1,574,237,426.10
  5. Step 5: Solve for x
    x = 1,574,237,426.10/56,146.12
  6. Step 6: Final answer
    x = 28,038.22

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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.