Home / 34,708.87-47,853.51-28,328.92

Finding the Fourth Proportional to 34,708.87, 47,853.51 and 28,328.92

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Solution

The fourth proportional to 34,708.87, 47,853.51 and 28,328.92 is: 39,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,708.87 : 47,853.51 = 28,328.92 : x
  2. Step 2: Convert to fraction form
    34,708.87/47,853.51 = 28,328.92/x
  3. Step 3: Cross multiply
    34,708.87x = 47,853.51 × 28,328.92
  4. Step 4: Simplify right side
    34,708.87x = 1,355,638,256.51
  5. Step 5: Solve for x
    x = 1,355,638,256.51/34,708.87
  6. Step 6: Final answer
    x = 39,057.40

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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.