Home / 28,802.14-39,746.18-16,055.30

Finding the Fourth Proportional to 28,802.14, 39,746.18 and 16,055.30

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Solution

The fourth proportional to 28,802.14, 39,746.18 and 16,055.30 is: 22,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802.14 : 39,746.18 = 16,055.30 : x
  2. Step 2: Convert to fraction form
    28,802.14/39,746.18 = 16,055.30/x
  3. Step 3: Cross multiply
    28,802.14x = 39,746.18 × 16,055.30
  4. Step 4: Simplify right side
    28,802.14x = 638,136,983.26
  5. Step 5: Solve for x
    x = 638,136,983.26/28,802.14
  6. Step 6: Final answer
    x = 22,155.89

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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.