Home / 46,210.71-69,320.30-12,930.68

Finding the Fourth Proportional to 46,210.71, 69,320.30 and 12,930.68

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Solution

The fourth proportional to 46,210.71, 69,320.30 and 12,930.68 is: 19,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,210.71 : 69,320.30 = 12,930.68 : x
  2. Step 2: Convert to fraction form
    46,210.71/69,320.30 = 12,930.68/x
  3. Step 3: Cross multiply
    46,210.71x = 69,320.30 × 12,930.68
  4. Step 4: Simplify right side
    46,210.71x = 896,358,205.55
  5. Step 5: Solve for x
    x = 896,358,205.55/46,210.71
  6. Step 6: Final answer
    x = 19,397.20

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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.