Home / 26,334.02-36,341.52-15,721.67

Finding the Fourth Proportional to 26,334.02, 36,341.52 and 15,721.67

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Solution

The fourth proportional to 26,334.02, 36,341.52 and 15,721.67 is: 21,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,334.02 : 36,341.52 = 15,721.67 : x
  2. Step 2: Convert to fraction form
    26,334.02/36,341.52 = 15,721.67/x
  3. Step 3: Cross multiply
    26,334.02x = 36,341.52 × 15,721.67
  4. Step 4: Simplify right side
    26,334.02x = 571,349,384.74
  5. Step 5: Solve for x
    x = 571,349,384.74/26,334.02
  6. Step 6: Final answer
    x = 21,696.25

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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.