Home / 39,384.77-59,076.84-9,802.40

Finding the Fourth Proportional to 39,384.77, 59,076.84 and 9,802.40

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Solution

The fourth proportional to 39,384.77, 59,076.84 and 9,802.40 is: 14,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.77 : 59,076.84 = 9,802.40 : x
  2. Step 2: Convert to fraction form
    39,384.77/59,076.84 = 9,802.40/x
  3. Step 3: Cross multiply
    39,384.77x = 59,076.84 × 9,802.40
  4. Step 4: Simplify right side
    39,384.77x = 579,094,890.10
  5. Step 5: Solve for x
    x = 579,094,890.10/39,384.77
  6. Step 6: Final answer
    x = 14,703.53

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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.