Home / 42,263.08-58,323.96-23,143.66

Finding the Fourth Proportional to 42,263.08, 58,323.96 and 23,143.66

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Solution

The fourth proportional to 42,263.08, 58,323.96 and 23,143.66 is: 31,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,263.08 : 58,323.96 = 23,143.66 : x
  2. Step 2: Convert to fraction form
    42,263.08/58,323.96 = 23,143.66/x
  3. Step 3: Cross multiply
    42,263.08x = 58,323.96 × 23,143.66
  4. Step 4: Simplify right side
    42,263.08x = 1,349,829,900.09
  5. Step 5: Solve for x
    x = 1,349,829,900.09/42,263.08
  6. Step 6: Final answer
    x = 31,938.75

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1.5x scale

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.