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Finding the Fourth Proportional to 35,503.55, 48,994.08 and 19,587.99

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Solution

The fourth proportional to 35,503.55, 48,994.08 and 19,587.99 is: 27,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503.55 : 48,994.08 = 19,587.99 : x
  2. Step 2: Convert to fraction form
    35,503.55/48,994.08 = 19,587.99/x
  3. Step 3: Cross multiply
    35,503.55x = 48,994.08 × 19,587.99
  4. Step 4: Simplify right side
    35,503.55x = 959,695,549.10
  5. Step 5: Solve for x
    x = 959,695,549.10/35,503.55
  6. Step 6: Final answer
    x = 27,030.98

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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.