Home / 34,881.26-48,154.53-28,000.40

Finding the Fourth Proportional to 34,881.26, 48,154.53 and 28,000.40

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Solution

The fourth proportional to 34,881.26, 48,154.53 and 28,000.40 is: 38,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,881.26 : 48,154.53 = 28,000.40 : x
  2. Step 2: Convert to fraction form
    34,881.26/48,154.53 = 28,000.40/x
  3. Step 3: Cross multiply
    34,881.26x = 48,154.53 × 28,000.40
  4. Step 4: Simplify right side
    34,881.26x = 1,348,346,101.81
  5. Step 5: Solve for x
    x = 1,348,346,101.81/34,881.26
  6. Step 6: Final answer
    x = 38,655.32

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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.