Home / 35,738.64-49,319.28-21,588.84

Finding the Fourth Proportional to 35,738.64, 49,319.28 and 21,588.84

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Solution

The fourth proportional to 35,738.64, 49,319.28 and 21,588.84 is: 29,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,738.64 : 49,319.28 = 21,588.84 : x
  2. Step 2: Convert to fraction form
    35,738.64/49,319.28 = 21,588.84/x
  3. Step 3: Cross multiply
    35,738.64x = 49,319.28 × 21,588.84
  4. Step 4: Simplify right side
    35,738.64x = 1,064,746,044.84
  5. Step 5: Solve for x
    x = 1,064,746,044.84/35,738.64
  6. Step 6: Final answer
    x = 29,792.57

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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.