Home / 37,390.23-56,094.86-12,430.42

Finding the Fourth Proportional to 37,390.23, 56,094.86 and 12,430.42

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Solution

The fourth proportional to 37,390.23, 56,094.86 and 12,430.42 is: 18,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390.23 : 56,094.86 = 12,430.42 : x
  2. Step 2: Convert to fraction form
    37,390.23/56,094.86 = 12,430.42/x
  3. Step 3: Cross multiply
    37,390.23x = 56,094.86 × 12,430.42
  4. Step 4: Simplify right side
    37,390.23x = 697,282,560.48
  5. Step 5: Solve for x
    x = 697,282,560.48/37,390.23
  6. Step 6: Final answer
    x = 18,648.79

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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.