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Finding the Fourth Proportional to 26,501, 36,570.06 and 15,888.56

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Solution

The fourth proportional to 26,501, 36,570.06 and 15,888.56 is: 21,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501 : 36,570.06 = 15,888.56 : x
  2. Step 2: Convert to fraction form
    26,501/36,570.06 = 15,888.56/x
  3. Step 3: Cross multiply
    26,501x = 36,570.06 × 15,888.56
  4. Step 4: Simplify right side
    26,501x = 581,045,592.51
  5. Step 5: Solve for x
    x = 581,045,592.51/26,501
  6. Step 6: Final answer
    x = 21,925.42

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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.