Home / 46,742.58-64,482.93-31,630.50

Finding the Fourth Proportional to 46,742.58, 64,482.93 and 31,630.50

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Solution

The fourth proportional to 46,742.58, 64,482.93 and 31,630.50 is: 43,635.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,742.58 : 64,482.93 = 31,630.50 : x
  2. Step 2: Convert to fraction form
    46,742.58/64,482.93 = 31,630.50/x
  3. Step 3: Cross multiply
    46,742.58x = 64,482.93 × 31,630.50
  4. Step 4: Simplify right side
    46,742.58x = 2,039,627,317.37
  5. Step 5: Solve for x
    x = 2,039,627,317.37/46,742.58
  6. Step 6: Final answer
    x = 43,635.32

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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.