Home / 52,416.21-72,335.03-28,542.98

Finding the Fourth Proportional to 52,416.21, 72,335.03 and 28,542.98

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Solution

The fourth proportional to 52,416.21, 72,335.03 and 28,542.98 is: 39,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,416.21 : 72,335.03 = 28,542.98 : x
  2. Step 2: Convert to fraction form
    52,416.21/72,335.03 = 28,542.98/x
  3. Step 3: Cross multiply
    52,416.21x = 72,335.03 × 28,542.98
  4. Step 4: Simplify right side
    52,416.21x = 2,064,657,352.71
  5. Step 5: Solve for x
    x = 2,064,657,352.71/52,416.21
  6. Step 6: Final answer
    x = 39,389.67

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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.