Home / 46,281.36-69,411.08-19,971.74

Finding the Fourth Proportional to 46,281.36, 69,411.08 and 19,971.74

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Solution

The fourth proportional to 46,281.36, 69,411.08 and 19,971.74 is: 29,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,281.36 : 69,411.08 = 19,971.74 : x
  2. Step 2: Convert to fraction form
    46,281.36/69,411.08 = 19,971.74/x
  3. Step 3: Cross multiply
    46,281.36x = 69,411.08 × 19,971.74
  4. Step 4: Simplify right side
    46,281.36x = 1,386,260,042.88
  5. Step 5: Solve for x
    x = 1,386,260,042.88/46,281.36
  6. Step 6: Final answer
    x = 29,952.88

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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.