Home / 42,795.42-64,220.67-23,087.58

Finding the Fourth Proportional to 42,795.42, 64,220.67 and 23,087.58

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Solution

The fourth proportional to 42,795.42, 64,220.67 and 23,087.58 is: 34,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,795.42 : 64,220.67 = 23,087.58 : x
  2. Step 2: Convert to fraction form
    42,795.42/64,220.67 = 23,087.58/x
  3. Step 3: Cross multiply
    42,795.42x = 64,220.67 × 23,087.58
  4. Step 4: Simplify right side
    42,795.42x = 1,482,699,856.28
  5. Step 5: Solve for x
    x = 1,482,699,856.28/42,795.42
  6. Step 6: Final answer
    x = 34,646.23

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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.