Home / 26,888.79-40,302.93-13,047.51

Finding the Fourth Proportional to 26,888.79, 40,302.93 and 13,047.51

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Solution

The fourth proportional to 26,888.79, 40,302.93 and 13,047.51 is: 19,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,888.79 : 40,302.93 = 13,047.51 : x
  2. Step 2: Convert to fraction form
    26,888.79/40,302.93 = 13,047.51/x
  3. Step 3: Cross multiply
    26,888.79x = 40,302.93 × 13,047.51
  4. Step 4: Simplify right side
    26,888.79x = 525,852,882.20
  5. Step 5: Solve for x
    x = 525,852,882.20/26,888.79
  6. Step 6: Final answer
    x = 19,556.58

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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.