Home / 52,239.72-72,088.95-28,365.90

Finding the Fourth Proportional to 52,239.72, 72,088.95 and 28,365.90

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Solution

The fourth proportional to 52,239.72, 72,088.95 and 28,365.90 is: 39,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.72 : 72,088.95 = 28,365.90 : x
  2. Step 2: Convert to fraction form
    52,239.72/72,088.95 = 28,365.90/x
  3. Step 3: Cross multiply
    52,239.72x = 72,088.95 × 28,365.90
  4. Step 4: Simplify right side
    52,239.72x = 2,044,867,946.81
  5. Step 5: Solve for x
    x = 2,044,867,946.81/52,239.72
  6. Step 6: Final answer
    x = 39,143.93

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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.