Home / 38,718.47-53,408.93-24,355.55

Finding the Fourth Proportional to 38,718.47, 53,408.93 and 24,355.55

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Solution

The fourth proportional to 38,718.47, 53,408.93 and 24,355.55 is: 33,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.47 : 53,408.93 = 24,355.55 : x
  2. Step 2: Convert to fraction form
    38,718.47/53,408.93 = 24,355.55/x
  3. Step 3: Cross multiply
    38,718.47x = 53,408.93 × 24,355.55
  4. Step 4: Simplify right side
    38,718.47x = 1,300,803,876.81
  5. Step 5: Solve for x
    x = 1,300,803,876.81/38,718.47
  6. Step 6: Final answer
    x = 33,596.47

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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.