Home / 37,943.39-56,913.39-12,985.67

Finding the Fourth Proportional to 37,943.39, 56,913.39 and 12,985.67

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Solution

The fourth proportional to 37,943.39, 56,913.39 and 12,985.67 is: 19,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,943.39 : 56,913.39 = 12,985.67 : x
  2. Step 2: Convert to fraction form
    37,943.39/56,913.39 = 12,985.67/x
  3. Step 3: Cross multiply
    37,943.39x = 56,913.39 × 12,985.67
  4. Step 4: Simplify right side
    37,943.39x = 739,058,216.55
  5. Step 5: Solve for x
    x = 739,058,216.55/37,943.39
  6. Step 6: Final answer
    x = 19,477.92

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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.