Home / 53,312.94-80,017.77-28,373.99

Finding the Fourth Proportional to 53,312.94, 80,017.77 and 28,373.99

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Solution

The fourth proportional to 53,312.94, 80,017.77 and 28,373.99 is: 42,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.94 : 80,017.77 = 28,373.99 : x
  2. Step 2: Convert to fraction form
    53,312.94/80,017.77 = 28,373.99/x
  3. Step 3: Cross multiply
    53,312.94x = 80,017.77 × 28,373.99
  4. Step 4: Simplify right side
    53,312.94x = 2,270,423,005.71
  5. Step 5: Solve for x
    x = 2,270,423,005.71/53,312.94
  6. Step 6: Final answer
    x = 42,586.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.