Home / 18,454.56-25,466.58-10,071.06

Finding the Fourth Proportional to 18,454.56, 25,466.58 and 10,071.06

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Solution

The fourth proportional to 18,454.56, 25,466.58 and 10,071.06 is: 13,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.56 : 25,466.58 = 10,071.06 : x
  2. Step 2: Convert to fraction form
    18,454.56/25,466.58 = 10,071.06/x
  3. Step 3: Cross multiply
    18,454.56x = 25,466.58 × 10,071.06
  4. Step 4: Simplify right side
    18,454.56x = 256,475,455.17
  5. Step 5: Solve for x
    x = 256,475,455.17/18,454.56
  6. Step 6: Final answer
    x = 13,897.67

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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.