Home / 59,309.09-88,941.28-19,317.63

Finding the Fourth Proportional to 59,309.09, 88,941.28 and 19,317.63

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Solution

The fourth proportional to 59,309.09, 88,941.28 and 19,317.63 is: 28,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,309.09 : 88,941.28 = 19,317.63 : x
  2. Step 2: Convert to fraction form
    59,309.09/88,941.28 = 19,317.63/x
  3. Step 3: Cross multiply
    59,309.09x = 88,941.28 × 19,317.63
  4. Step 4: Simplify right side
    59,309.09x = 1,718,134,738.77
  5. Step 5: Solve for x
    x = 1,718,134,738.77/59,309.09
  6. Step 6: Final answer
    x = 28,969.16

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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.