Home / 28,536.08-42,999.02-23,455.76

Finding the Fourth Proportional to 28,536.08, 42,999.02 and 23,455.76

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Solution

The fourth proportional to 28,536.08, 42,999.02 and 23,455.76 is: 35,343.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,536.08 : 42,999.02 = 23,455.76 : x
  2. Step 2: Convert to fraction form
    28,536.08/42,999.02 = 23,455.76/x
  3. Step 3: Cross multiply
    28,536.08x = 42,999.02 × 23,455.76
  4. Step 4: Simplify right side
    28,536.08x = 1,008,574,693.36
  5. Step 5: Solve for x
    x = 1,008,574,693.36/28,536.08
  6. Step 6: Final answer
    x = 35,343.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.