Home / 46,956.04-64,802.40-28,808.80

Finding the Fourth Proportional to 46,956.04, 64,802.40 and 28,808.80

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Solution

The fourth proportional to 46,956.04, 64,802.40 and 28,808.80 is: 39,758.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,956.04 : 64,802.40 = 28,808.80 : x
  2. Step 2: Convert to fraction form
    46,956.04/64,802.40 = 28,808.80/x
  3. Step 3: Cross multiply
    46,956.04x = 64,802.40 × 28,808.80
  4. Step 4: Simplify right side
    46,956.04x = 1,866,879,381.12
  5. Step 5: Solve for x
    x = 1,866,879,381.12/46,956.04
  6. Step 6: Final answer
    x = 39,758.02

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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.