Home / 46,478.17-69,703.28-13,200.94

Finding the Fourth Proportional to 46,478.17, 69,703.28 and 13,200.94

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Solution

The fourth proportional to 46,478.17, 69,703.28 and 13,200.94 is: 19,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.17 : 69,703.28 = 13,200.94 : x
  2. Step 2: Convert to fraction form
    46,478.17/69,703.28 = 13,200.94/x
  3. Step 3: Cross multiply
    46,478.17x = 69,703.28 × 13,200.94
  4. Step 4: Simplify right side
    46,478.17x = 920,148,402.56
  5. Step 5: Solve for x
    x = 920,148,402.56/46,478.17
  6. Step 6: Final answer
    x = 19,797.43

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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.