Home / 52,332.51-72,218.28-28,458.69

Finding the Fourth Proportional to 52,332.51, 72,218.28 and 28,458.69

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Solution

The fourth proportional to 52,332.51, 72,218.28 and 28,458.69 is: 39,272.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,332.51 : 72,218.28 = 28,458.69 : x
  2. Step 2: Convert to fraction form
    52,332.51/72,218.28 = 28,458.69/x
  3. Step 3: Cross multiply
    52,332.51x = 72,218.28 × 28,458.69
  4. Step 4: Simplify right side
    52,332.51x = 2,055,237,642.85
  5. Step 5: Solve for x
    x = 2,055,237,642.85/52,332.51
  6. Step 6: Final answer
    x = 39,272.67

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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.