Home / 37,607.40-56,490.30-31,775.40

Finding the Fourth Proportional to 37,607.40, 56,490.30 and 31,775.40

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Solution

The fourth proportional to 37,607.40, 56,490.30 and 31,775.40 is: 47,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,607.40 : 56,490.30 = 31,775.40 : x
  2. Step 2: Convert to fraction form
    37,607.40/56,490.30 = 31,775.40/x
  3. Step 3: Cross multiply
    37,607.40x = 56,490.30 × 31,775.40
  4. Step 4: Simplify right side
    37,607.40x = 1,795,001,878.62
  5. Step 5: Solve for x
    x = 1,795,001,878.62/37,607.40
  6. Step 6: Final answer
    x = 47,730.02

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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.