Home / 42,768.10-59,018.12-23,386.66

Finding the Fourth Proportional to 42,768.10, 59,018.12 and 23,386.66

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Solution

The fourth proportional to 42,768.10, 59,018.12 and 23,386.66 is: 32,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768.10 : 59,018.12 = 23,386.66 : x
  2. Step 2: Convert to fraction form
    42,768.10/59,018.12 = 23,386.66/x
  3. Step 3: Cross multiply
    42,768.10x = 59,018.12 × 23,386.66
  4. Step 4: Simplify right side
    42,768.10x = 1,380,236,411.19
  5. Step 5: Solve for x
    x = 1,380,236,411.19/42,768.10
  6. Step 6: Final answer
    x = 32,272.57

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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.