Home / 46,511.40-69,767.10-18,809.40

Finding the Fourth Proportional to 46,511.40, 69,767.10 and 18,809.40

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Solution

The fourth proportional to 46,511.40, 69,767.10 and 18,809.40 is: 28,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,511.40 : 69,767.10 = 18,809.40 : x
  2. Step 2: Convert to fraction form
    46,511.40/69,767.10 = 18,809.40/x
  3. Step 3: Cross multiply
    46,511.40x = 69,767.10 × 18,809.40
  4. Step 4: Simplify right side
    46,511.40x = 1,312,277,290.74
  5. Step 5: Solve for x
    x = 1,312,277,290.74/46,511.40
  6. Step 6: Final answer
    x = 28,214.10

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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.