Home / 47,074.04-70,601.48-13,785.16

Finding the Fourth Proportional to 47,074.04, 70,601.48 and 13,785.16

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Solution

The fourth proportional to 47,074.04, 70,601.48 and 13,785.16 is: 20,674.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.04 : 70,601.48 = 13,785.16 : x
  2. Step 2: Convert to fraction form
    47,074.04/70,601.48 = 13,785.16/x
  3. Step 3: Cross multiply
    47,074.04x = 70,601.48 × 13,785.16
  4. Step 4: Simplify right side
    47,074.04x = 973,252,698.04
  5. Step 5: Solve for x
    x = 973,252,698.04/47,074.04
  6. Step 6: Final answer
    x = 20,674.93

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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.