Home / 46,421.19-69,620.56-21,437.21

Finding the Fourth Proportional to 46,421.19, 69,620.56 and 21,437.21

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Solution

The fourth proportional to 46,421.19, 69,620.56 and 21,437.21 is: 32,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,421.19 : 69,620.56 = 21,437.21 : x
  2. Step 2: Convert to fraction form
    46,421.19/69,620.56 = 21,437.21/x
  3. Step 3: Cross multiply
    46,421.19x = 69,620.56 × 21,437.21
  4. Step 4: Simplify right side
    46,421.19x = 1,492,470,685.50
  5. Step 5: Solve for x
    x = 1,492,470,685.50/46,421.19
  6. Step 6: Final answer
    x = 32,150.63

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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.