Home / 30,985.18-46,439.70-14,322.67

Finding the Fourth Proportional to 30,985.18, 46,439.70 and 14,322.67

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Solution

The fourth proportional to 30,985.18, 46,439.70 and 14,322.67 is: 21,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,985.18 : 46,439.70 = 14,322.67 : x
  2. Step 2: Convert to fraction form
    30,985.18/46,439.70 = 14,322.67/x
  3. Step 3: Cross multiply
    30,985.18x = 46,439.70 × 14,322.67
  4. Step 4: Simplify right side
    30,985.18x = 665,140,498.00
  5. Step 5: Solve for x
    x = 665,140,498.00/30,985.18
  6. Step 6: Final answer
    x = 21,466.41

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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.