Home / 36,947.64-55,445.76-13,574.28

Finding the Fourth Proportional to 36,947.64, 55,445.76 and 13,574.28

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Solution

The fourth proportional to 36,947.64, 55,445.76 and 13,574.28 is: 20,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,947.64 : 55,445.76 = 13,574.28 : x
  2. Step 2: Convert to fraction form
    36,947.64/55,445.76 = 13,574.28/x
  3. Step 3: Cross multiply
    36,947.64x = 55,445.76 × 13,574.28
  4. Step 4: Simplify right side
    36,947.64x = 752,636,271.05
  5. Step 5: Solve for x
    x = 752,636,271.05/36,947.64
  6. Step 6: Final answer
    x = 20,370.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.