Home / 37,307.04-51,482.16-20,538.96

Finding the Fourth Proportional to 37,307.04, 51,482.16 and 20,538.96

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Solution

The fourth proportional to 37,307.04, 51,482.16 and 20,538.96 is: 28,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.04 : 51,482.16 = 20,538.96 : x
  2. Step 2: Convert to fraction form
    37,307.04/51,482.16 = 20,538.96/x
  3. Step 3: Cross multiply
    37,307.04x = 51,482.16 × 20,538.96
  4. Step 4: Simplify right side
    37,307.04x = 1,057,390,024.95
  5. Step 5: Solve for x
    x = 1,057,390,024.95/37,307.04
  6. Step 6: Final answer
    x = 28,342.91

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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.