Home / 37,307.29-51,482.51-20,539.21

Finding the Fourth Proportional to 37,307.29, 51,482.51 and 20,539.21

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Solution

The fourth proportional to 37,307.29, 51,482.51 and 20,539.21 is: 28,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.29 : 51,482.51 = 20,539.21 : x
  2. Step 2: Convert to fraction form
    37,307.29/51,482.51 = 20,539.21/x
  3. Step 3: Cross multiply
    37,307.29x = 51,482.51 × 20,539.21
  4. Step 4: Simplify right side
    37,307.29x = 1,057,409,981.52
  5. Step 5: Solve for x
    x = 1,057,409,981.52/37,307.29
  6. Step 6: Final answer
    x = 28,343.25

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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.