Home / 42,942.17-64,347.57-22,954.51

Finding the Fourth Proportional to 42,942.17, 64,347.57 and 22,954.51

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Solution

The fourth proportional to 42,942.17, 64,347.57 and 22,954.51 is: 34,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,942.17 : 64,347.57 = 22,954.51 : x
  2. Step 2: Convert to fraction form
    42,942.17/64,347.57 = 22,954.51/x
  3. Step 3: Cross multiply
    42,942.17x = 64,347.57 × 22,954.51
  4. Step 4: Simplify right side
    42,942.17x = 1,477,066,502.53
  5. Step 5: Solve for x
    x = 1,477,066,502.53/42,942.17
  6. Step 6: Final answer
    x = 34,396.64

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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.