Home / 35,344.76-48,774.30-19,427.72

Finding the Fourth Proportional to 35,344.76, 48,774.30 and 19,427.72

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Solution

The fourth proportional to 35,344.76, 48,774.30 and 19,427.72 is: 26,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,344.76 : 48,774.30 = 19,427.72 : x
  2. Step 2: Convert to fraction form
    35,344.76/48,774.30 = 19,427.72/x
  3. Step 3: Cross multiply
    35,344.76x = 48,774.30 × 19,427.72
  4. Step 4: Simplify right side
    35,344.76x = 947,573,443.60
  5. Step 5: Solve for x
    x = 947,573,443.60/35,344.76
  6. Step 6: Final answer
    x = 26,809.45

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Double scale
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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.