Home / 37,966.02-56,970.90-15,780.12

Finding the Fourth Proportional to 37,966.02, 56,970.90 and 15,780.12

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Solution

The fourth proportional to 37,966.02, 56,970.90 and 15,780.12 is: 23,679.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,966.02 : 56,970.90 = 15,780.12 : x
  2. Step 2: Convert to fraction form
    37,966.02/56,970.90 = 15,780.12/x
  3. Step 3: Cross multiply
    37,966.02x = 56,970.90 × 15,780.12
  4. Step 4: Simplify right side
    37,966.02x = 899,007,638.51
  5. Step 5: Solve for x
    x = 899,007,638.51/37,966.02
  6. Step 6: Final answer
    x = 23,679.27

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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.