Home / 52,211.08-72,051.34-28,337.76

Finding the Fourth Proportional to 52,211.08, 72,051.34 and 28,337.76

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Solution

The fourth proportional to 52,211.08, 72,051.34 and 28,337.76 is: 39,106.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.08 : 72,051.34 = 28,337.76 : x
  2. Step 2: Convert to fraction form
    52,211.08/72,051.34 = 28,337.76/x
  3. Step 3: Cross multiply
    52,211.08x = 72,051.34 × 28,337.76
  4. Step 4: Simplify right side
    52,211.08x = 2,041,773,509.75
  5. Step 5: Solve for x
    x = 2,041,773,509.75/52,211.08
  6. Step 6: Final answer
    x = 39,106.14

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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.