Home / 35,437.34-48,903.54-21,290.16

Finding the Fourth Proportional to 35,437.34, 48,903.54 and 21,290.16

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Solution

The fourth proportional to 35,437.34, 48,903.54 and 21,290.16 is: 29,380.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,437.34 : 48,903.54 = 21,290.16 : x
  2. Step 2: Convert to fraction form
    35,437.34/48,903.54 = 21,290.16/x
  3. Step 3: Cross multiply
    35,437.34x = 48,903.54 × 21,290.16
  4. Step 4: Simplify right side
    35,437.34x = 1,041,164,191.17
  5. Step 5: Solve for x
    x = 1,041,164,191.17/35,437.34
  6. Step 6: Final answer
    x = 29,380.43

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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.