Home / 46,821.60-64,619.88-26,685.72

Finding the Fourth Proportional to 46,821.60, 64,619.88 and 26,685.72

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Solution

The fourth proportional to 46,821.60, 64,619.88 and 26,685.72 is: 36,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,821.60 : 64,619.88 = 26,685.72 : x
  2. Step 2: Convert to fraction form
    46,821.60/64,619.88 = 26,685.72/x
  3. Step 3: Cross multiply
    46,821.60x = 64,619.88 × 26,685.72
  4. Step 4: Simplify right side
    46,821.60x = 1,724,428,024.11
  5. Step 5: Solve for x
    x = 1,724,428,024.11/46,821.60
  6. Step 6: Final answer
    x = 36,829.75

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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.