Home / 34,265.60-47,276.16-20,110.40

Finding the Fourth Proportional to 34,265.60, 47,276.16 and 20,110.40

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Solution

The fourth proportional to 34,265.60, 47,276.16 and 20,110.40 is: 27,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,265.60 : 47,276.16 = 20,110.40 : x
  2. Step 2: Convert to fraction form
    34,265.60/47,276.16 = 20,110.40/x
  3. Step 3: Cross multiply
    34,265.60x = 47,276.16 × 20,110.40
  4. Step 4: Simplify right side
    34,265.60x = 950,742,488.06
  5. Step 5: Solve for x
    x = 950,742,488.06/34,265.60
  6. Step 6: Final answer
    x = 27,746.27

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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.