Home / 34,692.60-47,877.48-21,264.60

Finding the Fourth Proportional to 34,692.60, 47,877.48 and 21,264.60

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Solution

The fourth proportional to 34,692.60, 47,877.48 and 21,264.60 is: 29,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.60 : 47,877.48 = 21,264.60 : x
  2. Step 2: Convert to fraction form
    34,692.60/47,877.48 = 21,264.60/x
  3. Step 3: Cross multiply
    34,692.60x = 47,877.48 × 21,264.60
  4. Step 4: Simplify right side
    34,692.60x = 1,018,095,461.21
  5. Step 5: Solve for x
    x = 1,018,095,461.21/34,692.60
  6. Step 6: Final answer
    x = 29,346.19

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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.