Home / 53,588.84-80,372.74-39,417.08

Finding the Fourth Proportional to 53,588.84, 80,372.74 and 39,417.08

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Solution

The fourth proportional to 53,588.84, 80,372.74 and 39,417.08 is: 59,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,588.84 : 80,372.74 = 39,417.08 : x
  2. Step 2: Convert to fraction form
    53,588.84/80,372.74 = 39,417.08/x
  3. Step 3: Cross multiply
    53,588.84x = 80,372.74 × 39,417.08
  4. Step 4: Simplify right side
    53,588.84x = 3,168,058,722.40
  5. Step 5: Solve for x
    x = 3,168,058,722.40/53,588.84
  6. Step 6: Final answer
    x = 59,117.88

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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.