Home / 15,368.25-23,071.83-9,430.55

Finding the Fourth Proportional to 15,368.25, 23,071.83 and 9,430.55

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Solution

The fourth proportional to 15,368.25, 23,071.83 and 9,430.55 is: 14,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.25 : 23,071.83 = 9,430.55 : x
  2. Step 2: Convert to fraction form
    15,368.25/23,071.83 = 9,430.55/x
  3. Step 3: Cross multiply
    15,368.25x = 23,071.83 × 9,430.55
  4. Step 4: Simplify right side
    15,368.25x = 217,580,046.41
  5. Step 5: Solve for x
    x = 217,580,046.41/15,368.25
  6. Step 6: Final answer
    x = 14,157.76

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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.