Home / 46,400.21-69,569.06-21,426.49

Finding the Fourth Proportional to 46,400.21, 69,569.06 and 21,426.49

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Solution

The fourth proportional to 46,400.21, 69,569.06 and 21,426.49 is: 32,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,400.21 : 69,569.06 = 21,426.49 : x
  2. Step 2: Convert to fraction form
    46,400.21/69,569.06 = 21,426.49/x
  3. Step 3: Cross multiply
    46,400.21x = 69,569.06 × 21,426.49
  4. Step 4: Simplify right side
    46,400.21x = 1,490,620,768.40
  5. Step 5: Solve for x
    x = 1,490,620,768.40/46,400.21
  6. Step 6: Final answer
    x = 32,125.30

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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.