Home / 52,289.25-72,159.63-28,415.93

Finding the Fourth Proportional to 52,289.25, 72,159.63 and 28,415.93

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Solution

The fourth proportional to 52,289.25, 72,159.63 and 28,415.93 is: 39,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.25 : 72,159.63 = 28,415.93 : x
  2. Step 2: Convert to fraction form
    52,289.25/72,159.63 = 28,415.93/x
  3. Step 3: Cross multiply
    52,289.25x = 72,159.63 × 28,415.93
  4. Step 4: Simplify right side
    52,289.25x = 2,050,482,527.55
  5. Step 5: Solve for x
    x = 2,050,482,527.55/52,289.25
  6. Step 6: Final answer
    x = 39,214.23

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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.