Home / 18,454.16-25,466.74-10,070.66

Finding the Fourth Proportional to 18,454.16, 25,466.74 and 10,070.66

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Solution

The fourth proportional to 18,454.16, 25,466.74 and 10,070.66 is: 13,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.16 : 25,466.74 = 10,070.66 : x
  2. Step 2: Convert to fraction form
    18,454.16/25,466.74 = 10,070.66/x
  3. Step 3: Cross multiply
    18,454.16x = 25,466.74 × 10,070.66
  4. Step 4: Simplify right side
    18,454.16x = 256,466,918.34
  5. Step 5: Solve for x
    x = 256,466,918.34/18,454.16
  6. Step 6: Final answer
    x = 13,897.51

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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.