Home / 53,504.40-80,209.08-25,407.12

Finding the Fourth Proportional to 53,504.40, 80,209.08 and 25,407.12

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Solution

The fourth proportional to 53,504.40, 80,209.08 and 25,407.12 is: 38,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,504.40 : 80,209.08 = 25,407.12 : x
  2. Step 2: Convert to fraction form
    53,504.40/80,209.08 = 25,407.12/x
  3. Step 3: Cross multiply
    53,504.40x = 80,209.08 × 25,407.12
  4. Step 4: Simplify right side
    53,504.40x = 2,037,881,720.65
  5. Step 5: Solve for x
    x = 2,037,881,720.65/53,504.40
  6. Step 6: Final answer
    x = 38,088.11

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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.