Home / 46,821.68-64,620-26,685.84

Finding the Fourth Proportional to 46,821.68, 64,620 and 26,685.84

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Solution

The fourth proportional to 46,821.68, 64,620 and 26,685.84 is: 36,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,821.68 : 64,620 = 26,685.84 : x
  2. Step 2: Convert to fraction form
    46,821.68/64,620 = 26,685.84/x
  3. Step 3: Cross multiply
    46,821.68x = 64,620 × 26,685.84
  4. Step 4: Simplify right side
    46,821.68x = 1,724,438,980.80
  5. Step 5: Solve for x
    x = 1,724,438,980.80/46,821.68
  6. Step 6: Final answer
    x = 36,829.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.