Home / 37,756.07-56,598.73-12,778.64

Finding the Fourth Proportional to 37,756.07, 56,598.73 and 12,778.64

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Solution

The fourth proportional to 37,756.07, 56,598.73 and 12,778.64 is: 19,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.07 : 56,598.73 = 12,778.64 : x
  2. Step 2: Convert to fraction form
    37,756.07/56,598.73 = 12,778.64/x
  3. Step 3: Cross multiply
    37,756.07x = 56,598.73 × 12,778.64
  4. Step 4: Simplify right side
    37,756.07x = 723,254,480.19
  5. Step 5: Solve for x
    x = 723,254,480.19/37,756.07
  6. Step 6: Final answer
    x = 19,155.98

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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.