Home / 52,627.08-72,627.12-31,403.46

Finding the Fourth Proportional to 52,627.08, 72,627.12 and 31,403.46

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Solution

The fourth proportional to 52,627.08, 72,627.12 and 31,403.46 is: 43,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,627.08 : 72,627.12 = 31,403.46 : x
  2. Step 2: Convert to fraction form
    52,627.08/72,627.12 = 31,403.46/x
  3. Step 3: Cross multiply
    52,627.08x = 72,627.12 × 31,403.46
  4. Step 4: Simplify right side
    52,627.08x = 2,280,742,857.84
  5. Step 5: Solve for x
    x = 2,280,742,857.84/52,627.08
  6. Step 6: Final answer
    x = 43,337.82

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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.