Home / 38,300.04-52,854.53-21,533.04

Finding the Fourth Proportional to 38,300.04, 52,854.53 and 21,533.04

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Solution

The fourth proportional to 38,300.04, 52,854.53 and 21,533.04 is: 29,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,300.04 : 52,854.53 = 21,533.04 : x
  2. Step 2: Convert to fraction form
    38,300.04/52,854.53 = 21,533.04/x
  3. Step 3: Cross multiply
    38,300.04x = 52,854.53 × 21,533.04
  4. Step 4: Simplify right side
    38,300.04x = 1,138,118,601.01
  5. Step 5: Solve for x
    x = 1,138,118,601.01/38,300.04
  6. Step 6: Final answer
    x = 29,715.86

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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.