Home / 34,528.53-47,653.44-19,421.76

Finding the Fourth Proportional to 34,528.53, 47,653.44 and 19,421.76

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Solution

The fourth proportional to 34,528.53, 47,653.44 and 19,421.76 is: 26,804.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.53 : 47,653.44 = 19,421.76 : x
  2. Step 2: Convert to fraction form
    34,528.53/47,653.44 = 19,421.76/x
  3. Step 3: Cross multiply
    34,528.53x = 47,653.44 × 19,421.76
  4. Step 4: Simplify right side
    34,528.53x = 925,513,674.85
  5. Step 5: Solve for x
    x = 925,513,674.85/34,528.53
  6. Step 6: Final answer
    x = 26,804.32

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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.