Home / 34,971.20-48,256.08-19,858.40

Finding the Fourth Proportional to 34,971.20, 48,256.08 and 19,858.40

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Solution

The fourth proportional to 34,971.20, 48,256.08 and 19,858.40 is: 27,402.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,971.20 : 48,256.08 = 19,858.40 : x
  2. Step 2: Convert to fraction form
    34,971.20/48,256.08 = 19,858.40/x
  3. Step 3: Cross multiply
    34,971.20x = 48,256.08 × 19,858.40
  4. Step 4: Simplify right side
    34,971.20x = 958,288,539.07
  5. Step 5: Solve for x
    x = 958,288,539.07/34,971.20
  6. Step 6: Final answer
    x = 27,402.22

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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.