Home / 46,886.45-70,314.99-13,608.81

Finding the Fourth Proportional to 46,886.45, 70,314.99 and 13,608.81

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Solution

The fourth proportional to 46,886.45, 70,314.99 and 13,608.81 is: 20,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,886.45 : 70,314.99 = 13,608.81 : x
  2. Step 2: Convert to fraction form
    46,886.45/70,314.99 = 13,608.81/x
  3. Step 3: Cross multiply
    46,886.45x = 70,314.99 × 13,608.81
  4. Step 4: Simplify right side
    46,886.45x = 956,903,288.03
  5. Step 5: Solve for x
    x = 956,903,288.03/46,886.45
  6. Step 6: Final answer
    x = 20,408.95

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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.