Home / 35,085.10-52,626.74-12,888.87

Finding the Fourth Proportional to 35,085.10, 52,626.74 and 12,888.87

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Solution

The fourth proportional to 35,085.10, 52,626.74 and 12,888.87 is: 19,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085.10 : 52,626.74 = 12,888.87 : x
  2. Step 2: Convert to fraction form
    35,085.10/52,626.74 = 12,888.87/x
  3. Step 3: Cross multiply
    35,085.10x = 52,626.74 × 12,888.87
  4. Step 4: Simplify right side
    35,085.10x = 678,299,280.86
  5. Step 5: Solve for x
    x = 678,299,280.86/35,085.10
  6. Step 6: Final answer
    x = 19,332.97

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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.