Home / 35,157.14-52,740.06-12,970.63

Finding the Fourth Proportional to 35,157.14, 52,740.06 and 12,970.63

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Solution

The fourth proportional to 35,157.14, 52,740.06 and 12,970.63 is: 19,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,157.14 : 52,740.06 = 12,970.63 : x
  2. Step 2: Convert to fraction form
    35,157.14/52,740.06 = 12,970.63/x
  3. Step 3: Cross multiply
    35,157.14x = 52,740.06 × 12,970.63
  4. Step 4: Simplify right side
    35,157.14x = 684,071,475.88
  5. Step 5: Solve for x
    x = 684,071,475.88/35,157.14
  6. Step 6: Final answer
    x = 19,457.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.