Home / 42,923.80-64,404.06-23,216.20

Finding the Fourth Proportional to 42,923.80, 64,404.06 and 23,216.20

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Solution

The fourth proportional to 42,923.80, 64,404.06 and 23,216.20 is: 34,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,923.80 : 64,404.06 = 23,216.20 : x
  2. Step 2: Convert to fraction form
    42,923.80/64,404.06 = 23,216.20/x
  3. Step 3: Cross multiply
    42,923.80x = 64,404.06 × 23,216.20
  4. Step 4: Simplify right side
    42,923.80x = 1,495,217,537.77
  5. Step 5: Solve for x
    x = 1,495,217,537.77/42,923.80
  6. Step 6: Final answer
    x = 34,834.23

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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.