Home / 26,526.47-39,792.20-7,806.51

Finding the Fourth Proportional to 26,526.47, 39,792.20 and 7,806.51

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Solution

The fourth proportional to 26,526.47, 39,792.20 and 7,806.51 is: 11,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,526.47 : 39,792.20 = 7,806.51 : x
  2. Step 2: Convert to fraction form
    26,526.47/39,792.20 = 7,806.51/x
  3. Step 3: Cross multiply
    26,526.47x = 39,792.20 × 7,806.51
  4. Step 4: Simplify right side
    26,526.47x = 310,638,168.19
  5. Step 5: Solve for x
    x = 310,638,168.19/26,526.47
  6. Step 6: Final answer
    x = 11,710.50

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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.