Home / 46,938.21-70,407.44-13,659.07

Finding the Fourth Proportional to 46,938.21, 70,407.44 and 13,659.07

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Solution

The fourth proportional to 46,938.21, 70,407.44 and 13,659.07 is: 20,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,938.21 : 70,407.44 = 13,659.07 : x
  2. Step 2: Convert to fraction form
    46,938.21/70,407.44 = 13,659.07/x
  3. Step 3: Cross multiply
    46,938.21x = 70,407.44 × 13,659.07
  4. Step 4: Simplify right side
    46,938.21x = 961,700,151.48
  5. Step 5: Solve for x
    x = 961,700,151.48/46,938.21
  6. Step 6: Final answer
    x = 20,488.64

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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.