Home / 40,395.36-60,595.28-12,316.34

Finding the Fourth Proportional to 40,395.36, 60,595.28 and 12,316.34

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Solution

The fourth proportional to 40,395.36, 60,595.28 and 12,316.34 is: 18,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.36 : 60,595.28 = 12,316.34 : x
  2. Step 2: Convert to fraction form
    40,395.36/60,595.28 = 12,316.34/x
  3. Step 3: Cross multiply
    40,395.36x = 60,595.28 × 12,316.34
  4. Step 4: Simplify right side
    40,395.36x = 746,312,070.88
  5. Step 5: Solve for x
    x = 746,312,070.88/40,395.36
  6. Step 6: Final answer
    x = 18,475.19

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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.