Home / 28,623.63-42,935.85-13,023.03

Finding the Fourth Proportional to 28,623.63, 42,935.85 and 13,023.03

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Solution

The fourth proportional to 28,623.63, 42,935.85 and 13,023.03 is: 19,534.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623.63 : 42,935.85 = 13,023.03 : x
  2. Step 2: Convert to fraction form
    28,623.63/42,935.85 = 13,023.03/x
  3. Step 3: Cross multiply
    28,623.63x = 42,935.85 × 13,023.03
  4. Step 4: Simplify right side
    28,623.63x = 559,154,862.63
  5. Step 5: Solve for x
    x = 559,154,862.63/28,623.63
  6. Step 6: Final answer
    x = 19,534.73

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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.