Home / 23,378.63-32,258.86-13,307.49

Finding the Fourth Proportional to 23,378.63, 32,258.86 and 13,307.49

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Solution

The fourth proportional to 23,378.63, 32,258.86 and 13,307.49 is: 18,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.63 : 32,258.86 = 13,307.49 : x
  2. Step 2: Convert to fraction form
    23,378.63/32,258.86 = 13,307.49/x
  3. Step 3: Cross multiply
    23,378.63x = 32,258.86 × 13,307.49
  4. Step 4: Simplify right side
    23,378.63x = 429,284,423.59
  5. Step 5: Solve for x
    x = 429,284,423.59/23,378.63
  6. Step 6: Final answer
    x = 18,362.26

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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.