Home / 28,666.94-42,889.14-25,130.34

Finding the Fourth Proportional to 28,666.94, 42,889.14 and 25,130.34

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Solution

The fourth proportional to 28,666.94, 42,889.14 and 25,130.34 is: 37,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.94 : 42,889.14 = 25,130.34 : x
  2. Step 2: Convert to fraction form
    28,666.94/42,889.14 = 25,130.34/x
  3. Step 3: Cross multiply
    28,666.94x = 42,889.14 × 25,130.34
  4. Step 4: Simplify right side
    28,666.94x = 1,077,818,670.51
  5. Step 5: Solve for x
    x = 1,077,818,670.51/28,666.94
  6. Step 6: Final answer
    x = 37,597.97

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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.